4500A 15V Rectifier For Zinc Electrowinning Air Cooled

GA-4500A/12V-STA AIR COOLING

Product Details

Main technical data

1. AC Input

1.1

Input AC phase

3 phase

1.2

Input line voltage(V)

440V

1.3

Input Frequency(Hz)

60Hz

2. DC Output

2.1

Rated Output

4500A 12V

2.2

Output mode and range

Constant Current, 0-100% of rated value



Constant Voltage, 0-100% of rated value

2.3

Duty

100% full load

2.4

Accuracy

<1%

3. Electrical Features

3.1

Application

zinc electrowinning

3.2

Regulation mode

IGBT PWM

3.3

Remote control

RS485

3.4

Power Efficiency(Full Load)

≥90%

3.5

Power Factor(Full load)

≥0.93

3.6

Cooling Method

Forced air cooling

3.7

IP degree

IP30

3.8

Insulation Grade

B

3.9

Working Mode

Continuous

3.10

Alarm type

Audible and visual alarm(on rectifier front panel and touch panel)


Protections

The rectifier provides below protections to protect the rectifier and the system.

Protection type

Protection value

Rectifier action

Driving protection


Alarm, rectifier stop

Over heat protection

85℃

Alarm, rectifier stop

Over current protection

4700A

Alarm, rectifier stop

Over voltage protection

15V

Alarm, rectifier stop


AC power supply connection

The rectifier should be connected to a 3-phase 5 line AC power supply with voltage according to rating plate on the rectifier.

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Input Cable size:

4500A 12V: above 2.5mm2 cable

Connection steps:

1. Open the cover plate of the AC power connection terminal.

2.Connect A, B, C, G according to the mark on the rectifier.

For 4500A 12V, 3 phase 440V is required

3.Connect grounding wire according to the above mark.

4. When finishing the connection, put the cover plate of the AC power supply connection terminal.


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