Wall-Mounted DC Power Supply System

1. High quality and excellent performance 2. Wall-mounted design, small size, light weight 3.CE and EMC certificate

The main characteristics

1. adopting switch power unique modularization design, redundant hot standby

2. extra-wide voltage input range, strong applicability for power grid, can be used in severe environment

3. charging module supports hot-plug, online maintenance, easy and convenient.

4. charging module adopts the advanced soft switch technology, which has high conversion efficiency and low electromagnetic interference.

 5.hardware automatic current equalization feature technology makes the unbalanced value of output current between modules is ±3%

 6. charging module conforms with CE safety standard and EMC certificate, safe and reliable.

 7.opening interface design, has strong communication function, easy to connect with RTU device of substation or DCS computer monitor system of power plant.

 8. storage battery can realize automatic management and protection so as to real-time automatically monitor the working state of storage battery and each parameter.

 9. the wall-mounted power system can be combined with battery survey monitor to easily monitor default state of storage and each battery.

10. the insulated monitoring relay can be installed  inside of wall-mounted power system, or insulated monitoring relay or insulated monitor installed outside, to easily real-time monitor the insulated state of direct current bus.

 Technical parameter

Use environment

Relative humidity	≤90%
Altitude	≤2000m
Earthquake intensity	<8 degree, installation vertical inclination < 5
Environment humidity	-10 to 50°C
Work environment	no conductive dust, no corroding metals, no gas and steam which damage insulation performance

Functional characteristics

1. suitable for system below 38AH/220V or 65AH/110V; be equiped with  at most three natural cooling digital intelligent modules with 3A or 5A.

2. voltage-reducing unit: has function of automatic silicon chain voltage-reducing, adopting CPU intelligent control, the max current 2.0A, impulse current 30A/0.5S, capable of setting silicon chain output voltage (110V max current is 3.0A).

3. monitor: adopting LCD display, Chinese character menu, pushing button operation, capable of realizing parameter-setting, system parameter display, system fault indication and system calibration.

4. monitor: has function of battery automatic management, and capable of monitoring battery voltage, control-bus voltage, control-bus current, battery charging&discharging current and module state.

5. providing RS232/485 communication interface, has CDT, MODBUS communication protocol,capable of realizing automatic connecting with power station.

Installation method

wall-mounted type

 

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