Service manual

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DCB, DCFCB and DCFCTB Models
Figure 17 Schematic Diagram 2001TRB
When wiring the Model 2001TRB to control unit, installer must follow wiring
instructions as in Figure 18 Transformer Rectifier Wiring to Control Unit or damage
may occur to control unit and/or batteries.
Preparation
1. Refer to Figure 9 Typical DCFCB or DCFCTB with 2001TRB Installation
Drawing, Figure 10 DCFCTB Wiring Diagram, Figure 11 DCB Wiring Diagram,
or Figure 12 DCFCB Wiring Diagram for wiring details.
2. Remove the 2001TRB, Transformer/Rectifier from its shipping crate and stand
the transformer on its top to expose the inspection covers located on the bottom
side (refer to Figure 19 2001TRB Transformer Rectifier Parts List).
3. Remove the four (4) 3/8” hex head bolts that secure the inspection covers and
remove the inspection covers from the transformer.
4. Pull the three (4) primary lines marked H1, H2, H3, and H4 and Secondary
lines X4 and X5 from the inside of the transformer.
5. Punch out two knockouts in the transformer; use one ½” for AC in and one 1” for
120 V and 48 V out to the controller.
6. Install a 1” 45 degree Liquid-Tight connector into the 1” opening on the
transformer. Face the connector to the rear of the transformer and tighten the 1”