Intro：Puncture current transformer is installed online without power failure, with built-in current transformer, electric needle, temperature sensor, and a diversified design concept. It is easy to install. It is mainly used in power transformation and installation projects. All places where people operate are insulators, making installation safe, convenient, and simple. When installing the puncture type current transformer, the measured line passes through the middle hole, passes through the transformer, and outputs a current signal, which is converted into the required voltage signal through the sampling resistance, and is output as a lead wire.

Intro：Puncture current transformer (with wireless control module) is installed online without power failure, with built-in current transformer, electric needle, and temperature sensor. It has a diversified design concept and is easy to install. It is mainly used in power transformation and installation projects. All places where people operate are insulators, making installation safe, convenient, and simple. When installing the puncture type current transformer, the measured line passes through the middle hole, passes through the transformer, and outputs a current signal, which is converted into the required voltage signal through the sampling resistance, and is output as a lead wire.

Intro：The insulation puncture clamp mainly consists of a reinforced housing, stainless steel puncture needle, sealing pad, waterproof silicone grease, knob stainless steel bolt, and locking pressure plate knob. When the cable needs to be powered on, clamp the puncture plate into the cable branch line. After determining the main line branch position, rotate the fixed pressure plate. After the pressure plate is locked, rotate the puncture knob to contact the conductor, and the sealing pad presses around the punctured position of the cable, When the puncture needle pierces the cable and contacts the copper wire, a temperature sensor can be built in, and performance parameters can be customized.

Intro：The insulation puncture clamp mainly consists of a reinforced housing, stainless steel puncture needle, sealing pad, waterproof silicone grease, knob stainless steel bolt, and locking pressure plate knob. When the cable needs to be powered on, clamp the puncture plate into the cable branch line. After determining the main line branch position, rotate the fixed pressure plate. After the pressure plate is locked, rotate the puncture knob to contact the conductor, and the sealing pad presses around the punctured position of the cable, When the puncture needle pierces the cable and contacts the copper wire, a temperature sensor can be built in, and performance parameters can be customized.

Intro：The open and close type transformer is an improvement on the traditional transformer. It is made into a free opening and closing type, which can be quickly installed and disassembled without power failure and continuous wiring, and is easy to operate. This series of products has a wide measurement range, with a rated primary current range of 5~2000A, a rated secondary current range of 0~5A, and a current transformation ratio range of 500: 1~10000: 1. The orderly production process ensures its accuracy level, reliability, and other technical requirements. This product complies with the GB/T20840.1.2 standard.

Intro：Open and close current transformers are mainly used for cables and copper bars. Their structure is simple, design is reasonable, and application is flexible. According to the specifications of the cable copper bars used in the main circuit, there are various through-hole apertures corresponding. The primary current of the main circuit includes 50A to 4000A, and the rated secondary output current is 1A to 5A (0 to 1V). This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1. GB/T20840.1.2。

Intro：Open and close current transformers are mainly used for cables and copper bars. Their structure is simple, design is reasonable, and application is flexible. According to the specifications of the cable copper bars used in the main circuit, there are various through-hole apertures corresponding. The primary current of the main circuit includes 50A to 6000A, and the rated secondary output current is 1A to 5A (0 to 1V). This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1. GB/T20840.1.2。

Intro：Open and close current transformers are mainly used for cables and copper bars. Their structure is simple, design is reasonable, and application is flexible. According to the specifications of the cable copper bars used in the main circuit, there are various through-hole apertures corresponding. The primary current of the main circuit includes 50A to 6000A, and the rated secondary output current is 1A to 5A (0 to 1V). This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1. GB/T20840.1.2。

Intro：Open and close current transformers are mainly used for cables and copper bars. Their structure is simple, design is reasonable, and application is flexible. According to the specifications of the cable copper bars used in the main circuit, there are various through-hole apertures corresponding. The primary current of the main circuit includes 50A to 6000A, and the rated secondary output current is 1A to 5A (0 to 1V). This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1.

Intro：Fixed open and close current transformers are mainly used for cables and copper bars. They have a simple structure, reasonable design, and flexible application. According to the specifications of the cable copper bars used in the main circuit, there are various through-hole apertures corresponding. The primary current of the main circuit includes 50A to 6000A, and the rated secondary output current is 1A to 5A (0 to 1V). This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1.

Intro：Fixed open and close current transformers are mainly used for cables and copper bars. They have a simple structure, reasonable design, and flexible application. According to the specifications of the cable copper bars used in the main circuit, there are various through-hole apertures corresponding. The primary current of the main circuit includes 50A to 6000A, and the rated secondary output current is 1A to 5A (0 to 1V). This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1.

Intro：Open and close outdoor waterproof transformer. The characteristic of this series of transformer is its waterproof function, which can be used outdoors. Its cut port is surrounded by rubber pads to prevent rainwater from entering. Of course, most of the so-called waterproof transformers on the market use rubber pads, but using this method alone for waterproof also has limitations, because it is impossible to ensure the waterproof of the transformer body, and our company adopts the transformer secondary molding technology, The transformer is directly made into a solid body in the mold, with plastic covering the entire body without gaps. At the same time, the secondary side bow line uses waterproof terminals and sheathed wires to ensure that no trace of rain can enter the transformer body. After testing by authoritative institutions, our company's transformer waterproof grade reaches IP57. This product meets the requirements of part of the standard GB20840.1.2.

Intro：Open and close outdoor waterproof transformer. The characteristic of this series of transformer is its waterproof function, which can be used outdoors. Its cut port is surrounded by rubber pads to prevent rainwater from entering. Of course, most of the so-called waterproof transformers on the market use rubber pads, but using this method alone for waterproof also has limitations, because it is impossible to ensure the waterproof of the transformer body, and our company adopts the one-time molding technology of the transformer, The transformer is directly made into a solid body in the mold, with plastic covering the entire body without gaps. At the same time, the secondary side leads use waterproof terminals and sheathed wires to ensure that no trace of rain can enter the transformer body. After testing by authoritative institutions, our company's transformer waterproof grade reaches IP57. This product meets the requirements of part of the standard GB20840.1.2.

Intro：Three-phase current transformer, specially designed for collecting current signals. The secondary current is of mA level and must be used for core threading, and the design is strictly in accordance with the threading size of the standard CM1 molded case circuit breaker. This series of products has a wide measurement range, with a rated primary current range of 1A~800A, and a rated secondary current range of 20MA~1A. It has excellent manufacturing process. This series of products meets the requirements of GB 28184-2011, GB/T20840.1.2, and GB14287.2-2014, ensuring its accuracy level, reliability, and other technical requirements.

Intro：Three-phase current transformer, specially designed for collecting current signals. 1 _ The secondary current is Class A and must be used for core threading, and the design is strictly in accordance with the threading size of the standard CM1 molded case circuit breaker. This series of products has a wide measurement range, with a rated primary current range of 0~1000A, a rated secondary current range of 20MA~5A, and excellent manufacturing process. To ensure its accuracy level, reliability, and other technical requirements, this series of products meet the requirements of GB28184-2011, GB/T20840.1.2, and GB14287.2-2014.

Intro：Three-phase current transformer, specially designed for collecting current signals. The secondary current is of mA level and must be used for core threading, and the design is strictly in accordance with the threading size of the standard CM1 molded case circuit breaker. This series of products has a wide measurement range, with a rated primary current range of 1A~800A, and a rated secondary current range of 20MA~1A. It has excellent manufacturing process. This series of products meets the requirements of GB 28184-2011 and GB14287.2-2014, ensuring its accuracy level, reliability, and other technical requirements.

Intro：CT107 three-phase -- body type current transformer is suitable for installation on the three-phase bushing of the loop network switch cabinet and the switch on the main column. It is used for the measurement and protection of three-phase current and zero sequence current, as well as for the measurement and protection of zero sequence current of multiple cable circuits. The iron core and secondary windings of this series of zero sequence current transformers are vacuum cast with epoxy resin in a flame retardant plastic housing, which is moisture resistant, stable in performance, and requires no maintenance.

Intro：Three-phase current transformer, specially designed for collecting current signals. The secondary current is Class A and must be used for core piercing, generally used as a supporting device for multiple circuit current monitoring devices, PZ30, molded case circuit breakers, and other products. Excellent manufacturing process ensures its accuracy level, reliability, and other technical requirements. This series of products meets the requirements of GB/T20840.1.2.

Intro：Wireless passive current temperature sensors are required to achieve intelligence and automation in low-voltage distribution networks, and comprehensive data acquisition and monitoring is necessary. Through real-time online monitoring of the temperature, current, and voltage of cables, buses, etc., early hidden dangers are obtained to ensure the safe use of electricity by users. Passive composite sensors utilize the electromagnetic energy induced around the transmission line to obtain electrical energy, monitor the temperature and current of the cable online, and combine wireless communication to achieve fast and accurate online measurement without the constraints of the cable, achieving wireless data transmission functions. The product does not require external power supply and is maintenance free for life. Suitable for online monitoring of the temperature and current of the transmission lines in low-voltage switchgear cabinets. The sensor is in direct contact with the surface of a no

Intro：Wireless passive current temperature sensors are required to achieve intelligence and automation in low-voltage distribution networks, and comprehensive data acquisition and monitoring is necessary. Through real-time online monitoring of the temperature, current, and voltage of cables, buses, etc., early hidden dangers are obtained to ensure the safe use of electricity by users. Passive composite sensors utilize the electromagnetic energy induced around the transmission line to obtain electrical energy, monitor the temperature and current of the cable online, and combine wireless communication to achieve fast and accurate online measurement without the constraints of the cable, achieving wireless data transmission functions. The product does not require external power supply and is maintenance free for life. Suitable for online monitoring of the temperature and current of the transmission lines in low-voltage switchgear cabinets. The sensor is in direct contact with the surface of a no

Intro：The NTC/PT100 temperature sensor has a simple structure and is installed in a bundled manner. PT100/PT1000 or NTC thermistors and probe assemblies can be customized internally according to requirements. Temperature requirements can be customized according to customer requirements. Generally, NTC thermistors are used.

Intro：Wireless temperature sensors are used to measure the temperature of surfaces or contacts of high-voltage electrified objects, such as the operating temperature of exposed contacts in high-voltage switchgear, bus connections, outdoor switches, and transformers. Wireless temperature sensor is composed of temperature sensor, signal conditioning and amplification, logic control circuit, wireless modulation interface, etc. The sensor transmits the collected temperature signal to the wireless temperature monitor through a wireless network.

Intro：The intelligent low-voltage shunt monitoring unit uses a built-in independent, miniaturized, high-precision dual transformer design. The protective current transformer is used to measure the fault current of the line and achieve line fault detection functions. The measuring current transformer is used to measure the load current, active power, reactive power, etc. of the line. The monitoring unit adopts an integrated, low-power design with high reliability and adaptability. The opening and closing structure of the monitoring unit with locking components can meet the requirements of both indoor and outdoor on-site installation for standardization, safety, and convenience. The monitoring unit is manufactured using thermosetting resin material through a casting and curing process. The iron core opening is sealed with a thermosetting outdoor silicone rubber sealing ring, which is waterproof and dustproof, and has an internal structure with overall dimensions. Customers can add a control sy

Intro：Flexible Rogowski coil current sensors are used to measure AC current, especially large current measurements. Due to its flexible characteristics, it can be used to measure conductor currents with large dimensions (such as conductor diameter ≥ 3 meters), irregular shapes, or narrow space between conductors (for example, when traditional clamp current probes cannot measure them, flexible Rogowski coil current sensors can be used to measure them conveniently). There are temporary and permanent connectors. The former is plug-in type, used for portable instruments or temporary measurement of current, and for online long-term measurement of current. Convenient installation without damaging conductors.

Intro：Hall current sensor is mainly applicable to the isolation and conversion of complex signals such as AC, DC, and pulse. Through the Hall effect principle, the transformed signal can be directly collected and accepted by various acquisition devices such as AD, DSP, PLC, and secondary instruments. It has fast response time, wide current measurement range, high accuracy, strong overload capacity, good linearity, and strong anti-interference ability.

Intro：The rectangular open and close Hall current sensor is mainly applicable to the isolation and conversion of complex signals such as AC, DC, and pulse. Through the Hall effect principle, the transformed signal can be directly collected and accepted by various acquisition devices such as AD, DSP, PLC, and secondary instruments. It has fast response time, wide current measurement range, high accuracy, strong overload capacity, good linearity, and strong anti-interference ability. Convenient and removable installation.

Intro：The circular open and close Hall current sensor is mainly applicable to the isolation and conversion of complex signals such as AC, DC, and pulse. Through the Hall effect principle, the transformed signal can be directly collected and accepted by various acquisition devices such as AD, DSP, PLC, and secondary instruments. It has fast response time, wide current measurement range, high accuracy, strong overload capacity, good linearity, and strong anti-interference ability. Easy to install, removable installation.

Intro：Rail type AC transmitter is a measuring instrument that can directly convert the AC current of the main circuit under test into a linear proportional output of DC4 to 20mA (DC 1 to 5V through a 250-day resistor or DC 1 to 10V through a 5002 resistor) constant current loop standard signal. The AC current transmitter has the advantages of high accuracy, fast response, small size, low power consumption, wide frequency response, anti-interference, and protection ability against lightning and shock waves.

Intro：Circular through core current transformers are mainly used in cable circuit environments, with simple structure, compact size, and flexible application. According to the specifications of the cables used in the main circuit, there are various through core apertures corresponding to each other. The diameter of the through core hole of this series of products ranges from 30mm to 200mm, and the main circuit current includes 63A to 2000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the require

Intro：The square core type residual current transformer is mainly used in cable circuit environments. Its structure is simple, its volume is compact, and its application is flexible. According to the specifications of the cable used in the main circuit, there are various core hole diameters corresponding to it. This series of products have core hole diameters ranging from 100mm to 300mm, and the main circuit current contains 63A to 2000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the requireme

Intro：Circular through core current transformers are mainly used in cable circuit environments, with simple structure, compact size, and flexible application. According to the specifications of the cables used in the main circuit, there are various through core apertures corresponding to each other. The diameter of the through core hole of this series of products ranges from 30mm to 200mm, and the main circuit current includes 63A to 2000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the require

Intro：The rectangular through core current transformer is mainly used in cable circuit environments, with simple structure, compact size, and flexible application. There are various through core apertures corresponding to the cable specifications used in the main circuit. This series of products have through core apertures ranging from 110mm to 400mm, and the main circuit current includes 63A to 2000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the requirements of GB-14287.2-2005 and GB14287.2-

Intro：Circular combined residual current transformers are mainly used in cable circuit environments. They have simple structure, small size, and flexible application. According to the specifications of the cables used in the main circuit, there are various through-hole diameters corresponding. The diameter of the through-hole in this series of products ranges from 45mm to 100mm, and the main circuit current includes 63A to 2000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the requirements of G

Intro：The square combined residual current transformer is mainly used in cable circuit environments. Its structure is simple, its volume is compact, and its application is flexible. According to the specifications of the cable used in the main circuit, there are various through-hole apertures corresponding. This series of products have through-hole apertures ranging from 110mm to 590mm, and the main circuit current includes 63A to 3000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the requiremen

Intro：The rectangular combined large residual current transformer is mainly used in cable circuit environments, with simple structure, small size, and flexible application. There are various through-hole apertures corresponding to the cable specifications used in the main circuit. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the requirements of GB - 14287.2-2005 and GB14287.2-2014, ensuring its accuracy level, reliability, and other technical requirements.

Intro：Circular combined residual current transformers are mainly used in cable circuit environments. They have simple structure, small size, and flexible application. According to the specifications of the cables used in the main circuit, there are various through-hole diameters corresponding. The diameter of the through-hole in this series of products ranges from 45mm to 100mm, and the main circuit current includes 63A to 2000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the requirements of GB

Intro：The rectangular combined residual current transformer is mainly used in cable circuit environments. Its structure is simple, its volume is compact, and its application is flexible. According to the specifications of the cable used in the main circuit, there are various through-hole apertures corresponding. This series of products have through-hole apertures ranging from 100mm to 300mm, and the main circuit current contains 63A to 2000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the requi

Intro：Circular combined residual current transformers are mainly used in cable circuit environments. They have simple structure, small size, and flexible application. According to the specifications of the cables used in the main circuit, there are various through-hole diameters corresponding. The diameter of the through-hole in this series of products ranges from 25mm to 200mm, and the main circuit current includes 63A to 2000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the requirements of GB

Intro：The rectangular combined residual current transformer is mainly used in cable circuit environments. Its structure is simple, its volume is compact, and its application is flexible. According to the specifications of the cable used in the main circuit, there are various through-hole apertures corresponding. This series of products have through-hole apertures ranging from 110mm to 300mm, and the main circuit current includes 63A to 2000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the requi

Intro：

Intro：Circular open and close residual current transformers are mainly used in cable circuit environments. They have a simple structure, small size, and flexible application. According to the specifications of the cables used in the main circuit, there are various through-hole diameters corresponding. The diameter of the through-hole in this series of products ranges from 30mm to 200mm, and the main circuit current includes 63A to 2000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the requiremen

Intro：Rectangular open and close residual current transformers are mainly used in cable circuit environments. They have a simple structure, small size, and flexible application. According to the specifications of the cables used in the main circuit, there are various through-hole apertures corresponding to each other. This series of products have a through-hole aperture ranging from 110mm to 300mm, and the main circuit current contains 63A to 2000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets th

Intro：Circular open and close residual current transformers are mainly used in cable circuit environments. They have a simple structure, small size, and flexible application. According to the specifications of the cables used in the main circuit, there are various through-hole diameters corresponding. The diameter of the through-hole in this series of products ranges from 30mm to 200mm, and the main circuit current includes 63A to 2000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the requiremen

Intro：Circular open close type residual current transformers are mainly used in cable circuit environments. They have simple structure, compact size, and flexible application. According to the specifications of the cables used in the main circuit, there are various perforation apertures corresponding. The diameter of the perforation hole in this series of products ranges from 25mm to 200mm, and the main circuit current includes 63A to 2000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the requir

Intro：Rectangular open and close residual current transformers are mainly used in cable circuit environments. They have a simple structure, small size, and flexible application. According to the specifications of the cables used in the main circuit, there are various through-hole apertures corresponding. This series of products have through-hole apertures ranging from 110mm to 300mm, and the main circuit current contains 63A to 2000A. This series of products can meet the technical requirements of different accuracy levels such as 0.2, 0.5, and 1; At the same time, it can also meet the stringent requirements of the new national standard for balance characteristics. The unbalanced current output value can also be better than 30mA, 10mA, 5mA, or even 3mA, greatly reducing false alarms caused by current magnetic field interference in the main circuit, providing sufficient assurance for the reliability of the equipment. Excellent production process. This series of products meets the requirements

Intro：