Figure 3 Dimensional Data, 277V Step-Down Transformer - Liebert Prop Fan Condensing Unit User Manual

Figure 3 Dimensional data, 277V step-down transformer
.281" (7mm) Dia.
For wall mounting
1D18214P1
10.3" (262mm)
1D18214P2
11.68" (297mm)
5.5"
(140mm)
WALL MOUNTING
Notes:
1. 1D18214P1 = Acme catalog no. T-1-37921 for all small systems except 3-ton Liebert DataMate
with integral condenser.
2. 1D18214P2 = Acme catalog no. T-1-37922 for 3-ton Liebert DataMate with integral condenser.
3. Epoxy coated. Suitable for indoor/outdoor service. Horizontal- or vertical-mount.
Totally enclosed, non-ventilated.
4. Both brackets are shipped loose with transformer.
H4
H3
230V to unit
1/4-20 (2 screws &
lock washers) for
rigid mounting and
shipping
4.92"
(125mm)
WIRING FOR TRANSFORMER
277V line voltage
Jumpers
H2
H1
Notes:
1. Jumper as shown.
2. Connect 277V line to H4 and X1
3. Connect 230V load to H1 and H4
.31" (8mm) Dia.
For rigid mounting
and shipping
Remove screws &
attach bracket
Access to electrical
connections from
bottom
X4
X3 X2
5
Installation
RIGID MOUNTING
X1
DPN000647
REV. 0