ITech IT-M3900C Series User Manual

Inspection and Installation
The yellow-green wire is grounding wire, which is connected to the PE terminal
of power input on the rear panel; the others are live wires, which are corre-
spondingly connected to the L1, L2 and L3 terminals of power input on the rear
panel of the instrument.
AC Power Input Level
The input of this series instruments is single-phase or three-phase, and the volt-
age level and frequency are as follows.
• Single-phase(L/N or L/L): 85V～520V, frequency: 50Hz/60Hz.
• Three-phase(L1/L2/L3): 110V～520V, frequency: 50Hz/60Hz.
The power setting value of this series instruments will be derated when inputting
low-grade voltage. The derating characteristics are detailed in the following ta-
ble. And different model of rated AC current is different, the detailed specifica-
tion refer to the technical specification.
Output Power Derating Characteristics with AC Input Voltage
Rated Output
Power
1-Phase
Low Input
Range
1-Phase
High Input
Range
1-Phase
High Input
Range
3-Phase 3-Phase
90 -145
VAC
180-200
VAC
200-264
VAC
180-264
VAC
342-520
VAC
1.7kW 1kW 1.7kW 1.7kW 1.7kW 1.7kW
3.4kW 1kW 2kW 2.3kW 3.4kW 3.4kW
5.1kW 1kW 2kW 2.3kW 3.5kW 5.1kW
10.2kW 2kW 4kW 4.6kW 7.1kW 10.2kW
2kW 1kW 2kW 2kW 2kW 2kW
4kW 1kW 2kW 2.3kW 3.5kW 4kW
Copyright © Itech Electronic Co., Ltd.
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ITech IT-M3900C Series Specifications

General

Brand	ITech
Model	IT-M3900C Series
Category	Power Supply
Language	English