Chapter 3: Wiring
Firmware – S1043
Revision: 2 (9/98)
29
© Saftronics, Inc.
3.4.2
Main Circuit Terminal Functions
Main circuit terminal functions are summarized according to terminal symbols in
Table 3.4
and
Table 3.5.
Wire the
terminals correctly for the desired purposes.
Table 3.4
200 V Class Main Circuit Terminal Functions
Purpose
Terminal Symbol
Model: VG5
Main circuit power input
L1, L2, L3 (R, S, T)
20P4 to 2075
Inverter outputs
T1, T2, T3 (U, V, W)
20P4 to 2075, D030 to D075 (all models)
DC power input
1-
√
20P4 to 2022, D030 to D075
Braking Resistor Unit Connection
B1, B2
20P4 to 27P5
DC Reactor connection
1-
2
20P4 to 2015
Braking Unit connection
3-
√
2011 to 2075, D030 to D075
Cooling fan power input
r,
s
2018 to 2022
Cooling fan power input (control power
input)
r,
s
2030 to 2075, D030 to D075
Ground
20P4 to 2075, D030 to D075 (all models)
NOTE:
Models VG52030 to 2075 do not support DC power input.
Table 3.5
400 V Class Main Circuit Terminal Functions
Purpose
Terminal Symbol
Model: VG5
Main circuit power input
L1, L2, L3 (R, S, T)
40P4 to 4300
Inverter outputs
T1, T2, T3 (U, V, W)
40P4 to 4300
DC power input
1-
√
40P4 to 4045, 4185 to 4300
Braking Resistor Unit Connection
B1, B2
40P4 to 4015
DC reactor connection
1-
2
40P4 to 4015
Braking Unit connection
3-
√
4018 to 4300
Cooling fan power input
r,
s
200: 200 to 230 VAC input
r,
s
400: 380 to 460 VAC input
4018 to 4045
Cooling fan power input (control
power input)
r,
s
4055 to 4300
Ground
40P4 to 4300
NOTE:
Models VG54055 to 4160 do not support DC power input.