Normal Ac Input, Bypass Ac, And Output Cables Installation; System Connections With Separate Normal And Bypass Ac Sources - MGE UPS Systems EX 11RT Installation And User Manual

2.8.4

System Connections with Separate Normal and Bypass AC Sources

CAUTION:
Figure 2-15: Normal AC Input, Bypass AC, and Output Cables Installation.
3
86-86000-00 A01
This installation requires 2 AC input source with Line, Neutral plus Ground,
(200-240VAC). Neutral points are connected together inside the UPS.
1
OFF
O
L1
L3
2
OFF
O
Bypass
Normal
Output
4
OF F
O
To Step-Down
Transformer
(if applicable)
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. See section 2.8.1 and I/O Box terminal diagram for
installation of Normal AC Input, Bypass
source, and Output cable with different wire style.
3. Reinstall the cover plate under the I/O Box with
four screws.
4. Secure the I/O Box to the power module using
three screws.
See section 2.8.3 for connecting EX RT
Transformer, if applicable.
Installation
Installation and User Manual
Always connect the
earth ground wire first.
AC
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