Micro
ARE-M Series 24V Chargers, Single Phase
Installation
PM990-1070-24, Issue 12
2-11
To connect the battery string:
1.
Refer to the Specifications section in Chapter 1 for charger output current and recommended cable
size. Additional cable selection information is provided in Section 2.2 Reference Material. The 24
inch units require wires rated 75°C or greater.
2.
At the charger, locate the DC Output conduit entrance and install conduit as necessary.
3.
Route the DC cable from the battery (or output load) to the charger and into the cabinet.
4.
Switch the DC output circuit breaker to off.
5.
Connect the battery leads to the terminal block. See Figure 2-5 for the terminal block location. Mark
the free cable ends with the polarity (+ or -).
6.
At the battery, strip the wire ends and install lugs appropriate to the battery terminals.
7.
Check cable polarity and connect the lugs to the battery (or output load) terminal plates or posts.
2.4.5
Connecting an External DC Load
Load connections depend upon whether the charger is connected to a battery string.
•
Battery String Connected – Connect the external load to the battery string terminals through a circuit
breaker or fuse.
•
Battery String Not Connected – Connect the external load to charger DC output terminals.
Read the Warning statements in Section 2.4.4 Connecting the Battery String before proceeding.
To connect a load:
1.
Refer to the Specifications section in Chapter 1 for charger output current and recommended wire
size. Refer to the charger nameplate and to the Model Designation table in Chapter 1 for the charger
model number. Additional cable selection information is provided in Section 2.2 Reference Material.
The 24 inch units require wire rated 75°C or greater.
2.
At the charger, locate the DC Output conduit entrance and install conduit as necessary.
3.
Route the DC supply and return cables between the load and either the battery or the charger.
4.
At the load, connect the supply and return cables. Mark the free cable ends with the polarity (+/-).
5.
At the battery string or charger, strip the wire ends and install lugs, as required.
6.
Carefully check cable polarity and connect the cables.
