Start-Up, Operation, and Maintenance Instructions

AUX — Auxiliary
C — Contactor
CB — Circuit Breaker
CT — Current Transformer
DS — Disconnect Switch
FU — Fuse
G — Ground
LEGEND NOTES:
HPR — High Pressure Relay
ISM — Integrated Starter Module
L — Main Supply Power
LL — Control Power Supply
M — Contactor
RES — Resistor
S — Contactor
TB — Terminal Block
1. Power factor correction capacitors (when required) are connected ahead of all current
transformers for proper calibration and sensing by the ISM and IQDP4130.
2. For phase to phase ground fault protection refer to Fig. 51.
3. For metering information refer to Fig. 52.
Fig. 49 — Cutler-Hammer Wye Delta Unit Mounted Starter Sizes 3-5DP
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