iES12G
User’s
Manual
UM-iES12G-1.72.2-EN.docx
Pages 10 of 166
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Figure 2
–
Bottom View of Panel
Terminal
Number
Description
Connection
1
PWR1 (L)
–
Live
Connect to the (Live) of DC power supply 1 or (Live) terminal of
an AC power source.
2
PWR1 (G)
–
Ground DC Power supply 1 ground connection or AC power round
connection.
3
PWR1 (N)
–
Neutral
Connect to the Neutral of the DC power supply 1 or (Neutral)
terminal of an AC power source.
4
G
–
Chassis Ground Connected to the ground bus for DC inputs or Safety Ground
terminal for AC Units. Chassis Ground connects to both power
supply surge grounds via a removable jumper.
5
PWR2 (L)
–
Live
Connect to the (Live) terminal of Power supply 2 or backup DC
power source.
6
PWR2 (G)
–
Ground Power supply 2 or backup DC power source ground connection.
7
PWR2 (N)
–
Neutral
Connect to the (Neutral) terminal of Power supply 2 the second
or backup DC power source.
8
RLY NO
Failsafe Relay, (Normally Open) contact.
9
RLY CM
Failsafe Relay (Common) contact.
10
RLY NC
Failsafe Relay (No Contact) contact.