Powtran PI7500 Series User Manual page 5

2-3. Wiring
The wiring of frequency inverter includes two parts: main circuit and control
circuit. The user must ensure correct connections according to the following
connection diagram.
2-4. Main Circuit Terminals:
2-4-1. PI7500 Main Circuit Terminals
Section II. Installation & Standby Circuit
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Section II. Installation & Standby Circuit
(1)0.4~0.75KW G1
(2) Other types of PI7500
2-4-2 Terminal Function
.
Terminal Description
R/L1
Power input for
S/L2
frequency inverter
T/L3
E/PE Grounding point
Connection point for
RB, RB'
braking resistance
U/T1
3 Phase Output
V/T2
W/T3
2-5. Control Circuit Terminals
2-5-1 Control Circuit Terminals distribution.
Functions
Connected to 3-phase power
(Single input connected to R ,T)
Grounded to the earth
Connected to 3-phase motor
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