Control Transformer Connections - Gardner Denver 9VXRD Series Instruction Manual

CONTROL TRANSFORMER CONNECTIONS

FOUR LEAD TRANSFORMER
230 & 460 V/3ph/60Hz
230V
H H
H 3 2 H
1
115V
X
X
2
1
GND
575 VOLT POWER TRANSFORMER CONNECTION FOR 3 HP UNITS
X3
X4
3T
CUSTOMER CONNECTION
7FU
L1
8FU
575V
L2
9FU
L3
USE COPPER
SUPPLY WIRE ONLY
4T
3HP UNITS ONLY
X4
X3
FIVE LEAD TRANSFORMER
380 - 420V/3hp/50Hz
460 & 575v/3hp/60Hz
SELECTION TABLE
LINE VOLTAGE RANGE PRIMARY TAPS SECONDARY TAPS
342 - 360V H1/H3
361 - 390V H1/H3
391 - 418V H1/H4
419 - 420V H1/H4
SELECTION TABLE
LINE VOLTAGE RANGE PRIMARY TAPS SECONDARY TAPS
414 - 440V H1/H4
441 - 492V H1/H4
493 - 506V
H1/H5
391-418V/50Hz
H H H H H
1 2 3 4 5
T
X X X X
1 2 3 4
110V
493-506V/60Hz
H H H H H
1 2 3 4 5
T
X X X X
1 2 3 4
115V
14
H
H
4
1
T
X
1
X1
X2
H1
H2
H3
H4
7FU - FUSE, LITTELFUSE, CCMR15, 600V (SEE NOTE 2)
460V
8FU - FUSE, LITTELFUSE, CCMR15, 600V (SEE NOTE 2)
9FU - FUSE, LITTELFUSE, CCMR15, 600V (SEE NOTE 2)
H4
H3
H2
H1
X2
X1
50 Hz
X1/X4
X1/X3
X1/X4
X1/X3
60 Hz
X1/X4
X1/X3
X1/X4
419-420V/50Hz
H H H H H
1 2 3 4 5
T
X X X X
1 2 3 4
110V
575V/60Hz
H H H H H
1 2 3 4 5
T
X X X X
1 2 3 4
115V
460V
H
3 2 H
4
2T
115V
X
2
GND
342-360V/50Hz
H H H H H
1 2 3 4 5
X X X X
1 2 3 4
110V
414-440V/60Hz
H H H H H
1 2 3 4 5
T
X X X X
1 2 3 4
115V
361-390V/50Hz
H H H H H
1 2 3 4
T
X X X X
1 2 3 4
110V
441-492V/60Hz
H H H H
1 2 3 4
X X X X
1 2 3
115V
5
T
H
5
T
4