TRACK
FLANGE
C08135
Fig. 24 - Typical Module Installation
Single Point Boxes and Supplementary Fuses — When the unit MOCP device value exceeds
All fuses on 50TC units are
Single Point Boxes without Fuses — Unit heater applications not requiring supplemental fuses require a special Single Point Box without any fuses. The accessory Single Point Boxes contain a set of power taps to complete the wiring between the Single Point Box and the unit’s main control box terminals. Refer to accessory heater and Single Point Box installation instructions for details on tap connections.
CONTROL |
BOX |
BUSHING |
|
SINGLE |
|
POINT BOX |
|
MOUNTING |
|
SCREWS |
|
DRIP BOOT |
|
BRACKET |
|
MOUNTING |
|
SCREWS |
|
POWER |
|
WIRES |
|
FOAM |
|
BUSHING |
|
| 22.2 |
23 | 1 |
3 |
HEATER
RELAYS
HEATER
MOUNTING
SCREWS
C08136
Fig. 25 - Typical Single Point Installation
CTB
CONTL
BOARD
2VIO
3ORN
12 BRN
| ORN | VIO | BRN |
|
Plug | 1 | 2 | 3 |
|
Assembly |
| |||
|
|
|
| |
Field |
|
|
|
|
Connections | VIO | VIO | BRN BRN |
|
|
| |||
|
| Elec Htr |
| |
|
| VIO | HR2 | BRN |
|
| VIO | HR1 | BRN |
|
| HR1: Heater contactor, | ||
|
| HR2: Heater contactor, |
C09390
Fig. 26 - Accessory Electric Heater Control
Connections
50TC
17