22 Remote Booster Power Supply Technical Reference Manual
Connecting the field wiring
Caution: Break the wire run at each terminal connection to provide proper
connection supervision. Do not loop wires under the terminals.
AC power wiring
Figure 11: AC power wiring
LNG
+
-
TB3
TB4
(1)
(1) 120 VAC connection shown. For 230 VAC connections, connect L1 to L and L2 to N. Do not
operate unit without a ground connection.
Battery wiring
Two backup batteries are required with the BPS. The largest batteries that fit in
the BPS enclosure are 10 Ah. Batteries larger than 10 Ah must be installed in a
BC-1 or BC-2 battery cabinet.
Caution: For proper battery charging, the battery charging jumper wire (JP4)
must be set according to the battery size you are using. Refer to “Setting the
jumpers” for details about jumper JP4 and Figure 1 for the location of JP4.
Notes
• Batteries should be replaced every five years, or as required by local codes.
• Refer to local and national codes for battery maintenance requirements.
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