Manual

4. Interconnection

031-132-B0-001 Rev. A

4.3.4 Charger Module  Control Interface Connector

The Charger Module  Control Interface Connector is connected between

the charger module and ECM with Sense/Power leads connected to the APU

Output DC Bus. The interface control is a 4-pin (2x2 row) Universal Mini Mate-

N-Lok style male connector. See Fig. 4-1 for location.

Pin Description Function

1 Ignition Battery (+) Sense (YELLOW) wire. Senses DC Charge on ignition

battery, adjusts charger for

correct voltage.

2 Inverter Battery (+) RED wire. Input power to

charger module, operates on

36 or 48VDC battery packs to

charge ignition battery.

3 ECM Charger Control ORANGE ECM Turns charger ON by

applying a LOW signal to this

pin (referenced to ignition

battery negative).

4 Inverter Battery NEGATIVE BLACK wire NEGATIVE Input power to

charger module, operates on

36 or 48VDC battery packs to

charge ignition battery.

5($5

9,(:

-

4.3 Connectors, continued

Fig. 4-5 Charger Control Interface