Powerware 380/220V User Manual

INSTALLATION

EATON Powerware

Energy Management System (EMS) Upgrade Kit User’s Guide

164201724 Rev 1

www.powerware.com

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)