Switchbox W9-1 BRL

Switchbox for controlling air heater

Switchbox for controlling 1 air heater with external air/recirculated air connection on the basis of room temperature and minimum inlet temperature monitoring. With the option of setting the external air pro portion by means of a position switch.

Specifications:

Steel plate box with cylinder lock
Dimensions: 500x400x200mm (hxwxd)
Digital temperature controller for control on the basis of daytime and night-time room temperature and monitoring of the minimum inlet temperature
Digital time switch with weekly programme
Selector 1/0/2 heating/off/ventilation
Holiday switch to allow the air heater to function at the night-time temperature over longer periods
Indicator lamp for indicating filter malfunction
Illuminated reset button to indicate and reset a burner malfunction
Control of the 24V modulating servo motor
Position switch to set the external air proportion during daytime operation
Potential-free contact to operate the extraction unit (24Vmax)
Supplied separately: NI1000 duct sensor and room sensor

Adjustment:

During the night, on/off on the basis of a reduced room temperature with 100% recirculated air. During the day, monitoring on the basis of the room temperature with minimum inlet temperature monitoring.
The fan runs continuously with a proportion of external air.

Order code

3004225

Can be used for:

G(N)ST/RE
G(N)CT/RE