Single-phase fire-retardant current limiting protector (track-mounted) 63A_SupplyPro Co., Ltd._Yongnuo Electrical (Leqing) Co., Ltd.
Yongnuo Electrical (Leqing) Co., Ltd. Track-mounted meters, electrical fire-limiting protective devices, power meters, multi-functional meters, track-mounted meters
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Single-phase fire-retardant current limiting protector (track-mounted) 63A

Single-phase electrical fire-limiting circuit protector is mainly used for protecting against short-circuit and overload faults in the terminal lighting circuits of places with high fire hazards, reliably eliminating arc sparks from short-circuit or overload fault points, and preventing short-circuit fires from occurring at their source. It is particularly suitable for: various professional markets, large shopping malls, cultural heritage units, religious places, etc.

Product Features

Short-circuit breaking capacity: 0.00015 seconds

Real-time current measurement

Fan design to prevent equipment overheating

Track installation, enhance work efficiency

Application fields cover various sectors

Feature Description

Fault Protection Function: In the event of a product malfunction, a fault indicator will be activated, and the self-protection function will be initiated.

Overload Protection Function: Cuts off the overloaded circuit after continuous overload for 3 seconds to prevent fires caused by overload.

Short-circuit protection function: In the event of a short circuit in the protected power distribution circuit, the circuit power is cut off within 150 microseconds to prevent fires caused by the short circuit.

Real-time current measurement function: Measures the current magnitude in the protected distribution circuit in real time.

Communication Function: Supports connection to electrical fire monitoring equipment for remote monitoring.

Real-time temperature measurement function: Monitors the cable temperature within the protected power distribution circuit in real time. If the cable temperature exceeds the set threshold, an alarm message is sent to the host computer, and the alarm status remains until reset.


Technical Specifications

Technical SpecificationsIndex
Rated VoltageAC220V/50Hz
Work scheduleOn-site power supply, 24/7 operation
Power ConsumptionSelf-consumption power ≤ 3W (no load)
Port rate9600 (default)
Communication MethodsRS485
Communication ProtocolMODBUS-RTU
Work environmentWorkplaceAreas with weatherproof and dustproof conditions
Ambient Temperature-25℃~+50℃
Relative Temperature10% to 95% (non-condensing)
Poster HeightNo more than 5,000 meters

Dimensions and wiring diagram


Front View                                                                  Side View


Wiring Diagram



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Single-phase electrical fire-limiting circuit protector is mainly used for protecting against short-circuit and overload faults in the terminal lighting circuits of places with high fire hazards, reliably eliminating arc sparks from short-circuit or overload fault points, and preventing short-circuit fires from occurring at their source. It is particularly suitable for: various professional markets, large shopping malls, cultural heritage units, religious places, etc.

Product Features

Short-circuit breaking capacity: 0.00015 seconds

Real-time current measurement

Fan design to prevent equipment overheating

Track installation, enhance work efficiency

Application fields cover various sectors

Feature Description

Fault Protection Function: In the event of a product malfunction, a fault indicator will be activated, and the self-protection function will be initiated.

Overload Protection Function: Cuts off the overloaded circuit after continuous overload for 3 seconds to prevent fires caused by overload.

Short-circuit protection function: In the event of a short circuit in the protected power distribution circuit, the circuit power is cut off within 150 microseconds to prevent fires caused by the short circuit.

Real-time current measurement function: Measures the current magnitude in the protected distribution circuit in real time.

Communication Function: Supports connection to electrical fire monitoring equipment for remote monitoring.

Real-time temperature measurement function: Monitors the cable temperature within the protected power distribution circuit in real time. If the cable temperature exceeds the set threshold, an alarm message is sent to the host computer, and the alarm status remains until reset.


Technical Specifications

Technical SpecificationsIndex
Rated VoltageAC220V/50Hz
Work scheduleOn-site power supply, 24/7 operation
Power ConsumptionSelf-consumption power ≤ 3W (no load)
Port rate9600 (default)
Communication MethodsRS485
Communication ProtocolMODBUS-RTU
Work environmentWorkplaceAreas with weatherproof and dustproof conditions
Ambient Temperature-25℃~+50℃
Relative Temperature10% to 95% (non-condensing)
Poster HeightNo more than 5,000 meters

Dimensions and wiring diagram


Front View                                                                  Side View


Wiring Diagram



品牌: Yongnuo Electrical
Model: Customization available
Region: National 1
Brand: Yongnuo Electrical
单价: 电议
最小起订Quantity:
供货总Quantity:
有效期至: 长期有效
最后更新: 2025-04-30 13:09

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