For 120/208/240 Vac Outputs (Shown With One Exb); Connecting Ex Rt Transformer Module - MGE UPS Systems EX-11RT Installation And User Manual

2.7.2

Connecting EX RT Transformer Module

(Part number 86211)
This module is to provide isolated 120/208/240 VAC outputs to the protected loads.
Figure 2-13: View of EX RT Transformer Module connected downstream for 120/208/240 Vac outputs (shown
with one EXB).
BATTERY MODULE
EXB 5/7/11 RT
AC NORMAL
WARNING
Terminal Block Transformer Module Connection diagram
(located on bottom of Transformer I/O Box)
L3
208Vac
AC Input
Simplified Connection Diagram
AC INPUT
86-86000-00 B00
POWER MODULE
EX 5/7/11 RT
TRANSFORMER
MODULE EX RT
INPUT
TRANSFORMER MODULE
OUTPUT TO LOAD
To avoid overloading transformer windings, provide branch over current
protection for all transformer output terminals.
To avoid overloading 120VAC output windings, distribute loads evenly
between Load 2 and Load 4 (on rear of Transformer Module ) and between
120VAC output terminals (Lb-N, La-N.)
L2 L1 Lb Ld
120Vac
240Vac
Bypass AC
UPSTREAM
CIRCUIT
BREAKER
(NOT SUPPLIED)
Normal AC
Transformer Module I/O Box
L3 L2 L1
AC Input from
Power Module
(208VAC shown)
N Lc La
Terminal Block capability :
120Vac
AWG 4 solid or stranded wire.
208Vac
240Vac
AC Output
Transformer Module
Installation
Installation and User Manual
Lb Ld N Lc La
AC Output to Load
(120VAC shown)
To Load
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