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Intelligent power system-DC screen

The new generation of microcomputer-controlled DC power supply system HZ-GZDW series adopts integrated module structure design. It has the characteristics of flexible configuration, stable performance, friendly interface, simple operation and intelligent management. It provides RS232 and RS485 communication options and RTU, CDT and MODBUS communication protocols.
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Product Parameters

Performance characteristics

1. Intelligent.

2. High reliability.

3. Simple operation and use.

4. Display, alarm function perfect.

5. Two-way AC input, automatic switching.

6. Perfect battery management.

7. Automatic battery temperature compensation.

8. High efficiency and high power factor.

9. Stabilizing voltage and stabilizing current with high precision.

10. The scheme is complete and the combination is convenient.

 

 

Technical parameters

Serial Number

Project

Parameters

1

Rated output DC voltage

220V

2

Battery rated capacity

20-3000Ah

3

Power supply time after accident

1h

4

Rated current of normal load bus (A)

5、10、15、20、25、30、35、40、45、50、60、70、80、100、160、180、200、250、315、400、630、800、1000、1250、1600、2000

5

Rated insulation voltage of each circuit in DC equipment

DC 63V and above (48V system); DC 200V and above (110V system); DC 300V and above (220V system);

6

Voltage stabilization accuracy

£ 0.5 per cent

7

steady flow accuracy

£ 0.5% typical 0.1%

8

ripple coefficient

£ 0.05% typical 0.01%

9

Power load

 

10

Power bus voltage at closing

≥ 200V

11

Enclosure protection class

not less than IP30;

12

Efficiency

η≥ 90%;

13

power factor

COSΦ≥ 95%;

14

Average flow unbalance degree

Current imbalance between charging modules ≤ ± 3%

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