anti-interference Electrical Measuring, Controlling rmu Switchgear with COMS chips

1,rmu switchgear
2,ISO9001:2008 metal clad switchgear
3,voltage: 100V/50Hz, current: 5A/50Hz

Features:

l????? Equipped with CPU and chips from Intel to realize reliable processing capability.

l????? COMS chips adopted to lower the power loss and anti-interference capability.

l????? High reliability to meet the requirements needed for various working conditions.

rmu switchgear

Technical Data:

l????? Sampling ratings: voltage: 100V/50Hz, current: 5A/50Hz

l????? Rated power supply voltage: 110V/220V DC

l????? Power consumption: DC normal power consumption: 10W. AC, under working status, 15W, when the power of current circuit is?<0.75VA/phase, the power of voltage circuit is 0.50VA/phase

l????? Overload feature

Long time making current for current circuit: 20A

Short time making current: 100A/1s

Instantaneous making current 500A/20ms

1.5 times for ratings of voltage circuit long time operation

l????? Contact capacity: long time making: 5A/220V (DC)

l????? Input making & breaking value: +24V/5mA, disconnecting withstand voltage 2000V:

l????? Measurement accuracy

current measurement accuracy: 0.5% for 0.1A~6A, 2% for 6A~100A

voltage measurement accuracy: 0.5% for 60V~120V, 1% for 0V~60V and 120~150V

power measurement accuracy: 1.0%

Watt-hour measurement accuracy: 1.0%

Protection time-delay accuracy: 0.1s~20.00s, ±2.5% or 25ms

l????? Telecommunication interface: RS-485, speed 9600Mbps

l????? Insulation resistance: 100kΩ/500V,

l????? Voltage withstands: 2.0 kV/50Hz 1min,

l????? Anti-interference: common mode: 2.5kV/1MHz/2S, differential mode1.0 kV/1MHz/2S