CDF, F400-120 CONTROL LOGIC BOX


CDF, relay unit for smoke extraction fans, with programmed logic
CDF relay unit is a Fire Protection Device, compliant with the NF S 61-937 norm and with the special regulation
AFNOR 278 "NF mark, relay units for smoke extraction fan"

The CDF relay unit is designed to ensure the power control of only one smoke exhaust fan.
Porogrammed logic relay box, it is compatible with all types of controllers (Shutdown or break, 24/48 Vcc) and has a non-volatile memory to restart after power break with the last position of the unit.
Each unit is equipped with a control pack which groups the insulation control, voltage presence, the control of phase inversion and symmetry phase (except single phase models). The controler checks the pressure switch and the local switch.
The display is done on the front of the relay unit position and the automatic default diagnostics for quick installation and maintenance. The saving and display of the 125 last defaults is done with the test button on the front
 

CDF relay unit is a Fire Protection Device, compliant with the NF S 61-937 norm and with the special regulation
AFNOR 278 "NF mark, relay units for smoke extraction fan"

The CDF relay unit is mounted, wired and tested at our factory

EASY TO INSTALL
Installation inside and possibly outside
It is possible to install the isolating switch to the relay unit on some models, if less than 2m from the smoke exhaust fan

EASY TO USE AND MAINTAIN
A "load shedding" remote control entry enables to switch from a comfort operation to a waiting position of the smoke exhaut operation, in a safety position which remains the priority.
All the smoke exhaust + comfort relay units have an entry offloading remote control

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