Easy-Start ES Instruction Manual
Pre-Installation
INSTALLATION
2-18
Considerations For Field
Wiring
Cutler-Hammer Transformer Connections
The fan CPT is factory connected as follows:
Voltage Rating
Easy-Start ES
Used For
Voltage Rating
Transformer Connections
208/230/460
460V
380/415
380V
If the incoming line voltage is different than the
factory connected rated voltage shown in
previous paragraph, reconnect the multi-voltage
transformer primary and secondary as follows for
Cutler-Hammer transformers:
Primary
Line
FU-2
Secondary
Secondary
Voltage
Connection
Connection
Jumper
Voltage
208 VAC
H5
X3
H1 to H3 & H2 to H5
110 VAC
380 VAC
H4
X3
H2 to H3
120 VAC
415 VAC
H5
X3
H2 to H3
120 VAC
460 VAC
H4
X2
H2 to H3
115 VAC
230 VAC
H4
X2
H1 to H3 & H2 to H4
115 VAC
The primary to FU1 is factory connected to H1.
One secondary lead is factory connected to X1.
The X1 and H1 connections remain the same for all line voltages.
Easy ES-050
Volts
Connect
X3
X2
X1
416
380
208
115
95
H1-H5
H1-H4
H2 to H3
H2 to H3
H1 to H3 & H2 to H4
H1 to H3 & H2 to H5
H1-H4
H1-H5
X1-X3
X1-X2
H1
H3
H2 H4
H5
Diagram 2
Lines
B
Easy ES-051
Volts
Connect
X2
X1
460
230
H2 to H3
H1 to H3 & H2 to H4
H1-H4
H1-H4
X1-X2
115
H1
H3
H2
H4
Diagram 1
Lines
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