And Simplified Connection Diagram; Connections With Separate Normal And Bypass Ac Sources (2 Mains) - MGE UPS Systems EX-11RT Installation And User Manual

EX 5/7/11RT Systems
2.7.3

Connections with Separate Normal and Bypass AC sources (2 Mains)

CAUTION:
Figure 2-14: Normal AC and Bypass AC inputs, Output Cables Installation, and Simplified Connection Diagram.
3
With separate Normal and Bypass AC inputs, supplied by separate sources.
MAINS 2
Transformer
MAINS 1
2 — 16
This connection requires isolation Transformer Module. Call MGE
Technical Support for details.
1
OFF
O
L3
L1
2
OFF
O
Bypass
Normal
Output
4
OFF
O
To Load or
Transformer Module
(if applicable)
BYPASS AC
Isolation
(PN 86211)
NORMAL AC
Proceed as follows:
1. Remove the cover plate under the I/O Box. Loosen the
terminal blocks L1 and L3, and remove the jumper.
CAUTION:
2. Install Normal AC, Bypass AC and output cables as shown.
3. Reinstall the cover plate under the I/O Box with four screws.
4. Secure the I/O Box to the Power Module with three screws.
See section 2.7.2 for connecting EX RT Transformer
module, if applicable.
Installation
Always connect the earth ground wire
first.
LOAD
86-86000-00 B00