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Circuit Breaker Operation Performance Testing Bench
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Product Description
Circuit Breaker Operation Performance Testing Bench
1. Main Technical Parameters:
1.1 Workstations: 3
1.2 Operating Frequency: Adjustable from 1 to 480 times/hour;
1.3 Total Tests: Settable from 1 to 99999, countable and with memory function;
1.4 Number of Poles: 1-4P;
1.5 Test Modes: Close + Open, Close + Trip Button Trip + Reset, Close + Shunt Trip + Reset, Close + Undervoltage Trip + Reset;
1.6 Power Supply Provided: Motor closing power supply: 3 channels AC 24~440V and 3 channels DC 24~25V, all continuously adjustable, output voltage accuracy ±1%;
Shunt trip power supply: 3 channels AC 24~440V and 3 channels DC 24~25V, all continuously adjustable, output voltage accuracy ±1%;
Undervoltage trip power supply: 3 channels AC 24~440V and 3 channels DC 24~25V, all continuously adjustable, output voltage accuracy ±1%;
Switching power supply: 3 channels DC 24V, 5A;
Program-controlled power supply: 30A program-controlled current source, output current accuracy ±1%;
1.7 Uses cylinders to test the switch;
1.8 The fixture for mounting the test specimen on the test bench should be suitable for different types of specimens;
Control System
2.1 PLC + Touch Screen and other devices;
2.2 Operation Modes: Manual, Automatic;
2.3 Control Software: Provides parameter setting, data display, test control, data recording;
Others
3.1 Operating Environment Temperature: 0~+40℃;
3.2 Operating Environment Humidity: ≤90%RH;
3.3 Power Supply (V): AC380±10%V, 50±5HZ;
3.4 Accessories: Connecting wires;
3.5 Protection Functions: Leakage protection, short circuit protection, overcurrent protection, phase sequence/missing phase protection, operation indication, end indication, fault alarm.
3.6 Less than 1.8*0.75*1.7
Standards and Test Methods Executed and Met
4.1 GB14048.1 Low-voltage switchgear and controlgear Part: General rules;
4.2 GB14048.2 Low-voltage switchgear and controlgear Part 2: Circuit breakers;
4.2 GB14048.3 Low-voltage switchgear and controlgear Part 3: Switches;
Isolators, disconnectors, and fuse combination units;
4.4 GB14048.4 Low-voltage switchgear and controlgear Part 4: Contactors
and motor starters, electromechanical contactors and motor starters.
4.2 Power Supply (V): AC380±10%V, 50±0.5Hz, ≤10kW
4.3 Configuration: Leakage protection, short circuit protection, test operation indication, test end indication, alarm shutdown, phase sequence/missing phase protection
4.4 Dimensions: ≤1.4m X 1.0m X 1.5m
5. Standards and Test Methods Executed and Met
5.1 GB14048.1 Low-voltage switchgear and controlgear Part: General rules
5.2 GB14048.2 Low-voltage switchgear and controlgear Part 2: Circuit breakers
5.3 GB10963.1 Electrical accessories Overcurrent protective devices for household and similar installations Part: Circuit breakers for AC 
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Dongguan Zhongjia Testing Equipment Technology Co., Ltd
86135 8080 6147(Technical Director)
86135 8090 9432(Mr. Guo, Manager)
Building 1, Guanghui Zhigu, No. 86, Yinkang Road, Hengli Town, Dongguan City
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