INVT GD300-16, Руководство по эксплуатации

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Goodrive300-16 special inverter for HVAC Commissioning guidelines
11
Chapter 3 Commissioning guidelines
3.1 Wiring of main circuit
R
S
T
W
V
U
PE
M
Inverters (≤30kW)
(+)
PB
Three-phase
380V(-15%)
~440V(+10%)
50/60Hz
Braking resistor
Input
reactor
Input
filter
Fuse
A1
A2
Single-phase 220V optional
Output
reactor
Output
filter
(-)
R
S
T
W
V
U
PE
M
Inverters (≥37kW)
P1 (+)
DC reactor
Three-phase
380V(-15%)
~440V(+10%)
50/60Hz
(-)
Fuse
A1
A2
DC-
Braking resistor
DC+
Braking unit
Single-phase 220V optional
Input
reactor
Input
filter
Output
reactor
Output
filter
Fig 3-1 Wiring of main circuit
Terminal
Terminal name
Function
≤75kW ≥90kW
R,S,T Power input of the main circuit
3-phase AC input terminals which are generally
connected with the power supply.
U,V,W The inverter output
3-phase AC output terminals which are
generally connected with the motor.
P1 /
DC reactor
terminal 1
P1 and (+) are connected with the terminals of
DC reactor.
(+) and (-) are connected with the terminals of
braking unit.
(+)
Braking
resistor 1
DC reactor
terminal 2, braking