Power Wiring - Chamberlain LA 400PKGU Installation Manual

STEP 10

POWER WIRING

SOLAR APPLICATIONS: For solar applications refer to Solar Panels
section in the Appendix. Follow the directions according to your
application.
NOTE: All power wiring should be on a dedicated circuit, calculated using
NEC guidelines. Local codes and conditions must be reviewed for
suitability of wire installation.
1. Turn off the AC power from the main power source circuit breaker.
2. Run the AC power wires to the control box.
3. Remove the junction box cover.
4. Connect the green wire to the earth ground rod wire using a wire nut.
5. Connect the white wire to NEUTRAL using a wire nut.
6. Connect the black wire to HOT using a wire nut.
7. Replace the junction box cover. Ensure the wires are not pinched.
8. Plug the J15 plug into the control board. The control board will
power up. NOTE: You may see a small spark when plugging the J15
plug into the board.
9. Turn ON AC power to the operator.
INSTALLATION
NOTE: Use copper conductors ONLY.
Control Box
22
OPERATOR POWER SOURCE
DIRECT PLUG-IN TRANSFORMER (120 VAC)
Wire Gauge 14
Wire Gauge 12
Wire Gauge 10
OR
EXTERNAL PLUG-IN TRANSFORMER (24 VAC)
Wire Gauge 18
Wire Gauge 16
Wire Gauge 14
Wire Gauge 12
Wire Gauge 10
STANDARD CONTROL BOX
Junction Box Cover
EXTERNAL PLUG-IN TRANSFORMER
350 feet (107 m)
525 feet (160 m)
850 feet (259 m)
150 feet (46 m)
250 feet (76 m)
400 feet (122 m)
600 feet (183 m)
1,000 feet (305 m)
J15 Plug
Transformer