Test system and test method for passenger train DC110V online insulation monitoring system
A technology of DC110V and testing system, which is applied in the direction of testing circuit, testing dielectric strength, measuring electricity, etc. It can solve the problems that the functions of DC110V online insulation monitoring system cannot be verified, difficult train marshalling, and DC110V online insulation monitoring system marshalling test cannot be performed.
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[0049] Below in conjunction with accompanying drawing, the present invention is described in detail:
[0050] The invention provides a test system for a DC110V on-line insulation monitoring system for railway passenger cars, such as figure 1 As shown, the system includes terminal block 1, circuit breaker Q1, power indicator HL1, DC110V leakage current sensor JK13, conditioning module TLMK, bus voltage sensor JK5, PLC1 (first PLC), touch screen SPT1, power module DY1, circuit breaker Device Q2, bus voltage sensor JK4, 110V positive line-to-ground voltage sensor JK14, adapter SPQ1, gateway WG1, agent node DL, PLC2 (second PLC), adapter SPQ2, insulation gateway WG2, touch screen SPT2, circuit breaker Q3, midpoint Resistor, DC110V leakage alarm, transfer switch SA1, potentiometer RP, voltmeter;
[0051] Terminal block 1 is provided with internal 110V busbar, LWA line and LWB line;
[0052] The internal 110V bus is connected to the 110V bus of the vehicle to be tested through ter...
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Abstract
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