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All Categories > Electric Vent Duct Heaters > Item # RCB  

Item # RCB, Mechanical Remote Control Boxes


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Valad can supply four basic control panels:
(1) Remote Mechanical
(2) Integral Mechanical
(3) Remote Solid State
(4) Integral Solid State

Note: 100 kW heater requires 130 ampere load, will use 200 ampere disconnect.

On multi-stage control boxes, 3 or greater, a solid state staging controller should be used.

Control panel will have the following components:
  1. Six staging contacts (primary)
  2. Six staging contactors (secondary)
  3. Control transformer 440/120
  4. Transformer to be fused
  5. Through cover disconnect
  6. Terminal block for remote thermostats (six)
  7. Terminal block for duct stat
  8. Terminal block for sail switch
  9. Terminal block for manual hi-limit thermostat/one per stage
Valad will assign a drawing number to each control box when order is placed. Prints of the control box and wiring diagram will be put on file and a copy sent to customer for future reference.

Customer to list all the components (See Example A).





Specifications  · Example A

Specifications

Amperage Ratings

30 A
60
A
100
A
200
A

Size Box

Size One
Size Two

Four Stage

1
2

3

4

5

6

Construction

16 GA 302/304 stainless steel
Gasketed for water tightness NEMA 4

Mounting Holes Provided


Example A
Customer has requirement for control box/6 stage 100 KW Vent Duct Heater. 440 V 3 PH with the following components:
Step down transformer
Fused terminal blocks for staging thermostats
Disconnect switch



 MORE IMAGES 

·  Size Chart Remote Control Boxes


Valad Electric Heating Corp | A Valid Choice