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INSTALLATION
EATON Powerware
®
Energy Management System (EMS) Upgrade Kit User’s Guide S 164201724 Rev 1 www.powerware.com
15
Table 4. Harness Sizing
Harness Bundled Length Connection Lead Length
Voltage 3.05m (10 ft)
Phases (A, B, C) 0.91m (3 ft)
Ground (V1 only), Neutral 1.83m (6 ft)
Main Input 2.74m (9 ft) Phases (A, B, C), Neutral, Ground 304.8 mm (12")
Branch Circuit 2.74m (9 ft)
Circuit Breakers 1/1 – 14/28* 304.8 mm (12")
Circuit Breakers 15/8 – 28/35* 203.2 mm (8")
Circuit Breakers 29/15 – 42/42* 101.6 mm (4")
Wire Tap Transition N/A Three−Phase Circuit Breaker 101.6 mm (4")
Subfeed Transition N/A Subfeed Breaker 50.8 mm (2")
* Circuit breaker numbering: NEMA/Standard (See Breaker Numbering" on page 37.)
NOTE Voltage harness
shown installed with wire
taps on an occupied
branch circuit breaker
(20A maximum).
Voltage (V1)
Main CTs (CTM)
Branch CTs (CT2)
Branch CTs (CT1)
Panel Connections:
Panel Connections
and
Communication Features
(see Figure 20 on page 49)
Electronics Module
Branch Circuit Harnesses
Voltage Harness
Main Harness
Main CTs
(A, B, C)
Wire Taps
Branch CTs
Neutral
Input Ground CT
CT1
CT2
CTM
V2
External Ground
(optional)
Figure 5. Wiring Overview (Example Installation)