Installation and Maintenance
QUIETWIN QTR BELT DRIVE TWINFAN
9
Control Options
Twinfan Control ‘Option 2’ Mains ‘C’
230v supply (see note 2)
(see note 3).
Four core & earth
230v cable connection
required.
Mains Controller
Notes:
1. Only one Mains User Control can be connected to each
Mains (C) ‘Quietwin’.
2. Mains power can be connected to the Mains Control or
the ‘Quietwin’.
3. Terminals are provided within the Mains Control for the
following:-
• BMS (Building Management System) override control
(on/off and system status).
Code
Description
CT-A
Auto duty sharing
CT-M
Manual duty sharing
Mains Control Options
NOTE
See relevant Installation & Maintenance
instructions for your chosen NuAire Control.
Mains (C) Twinfan Control. Leaflet No: 670912
Copies are available from the NuAire Technical
Library (01222 858231)
Supply 230V 1 Phase
to terminals E, N, L.
in control module
4 Core and Earth cable
to terminals L1, L2, N, E, H
in control module
1 Phase Belt Drive QT unit
with Mains (C) Control
Mains
Control
MT-A, MT-M
230v 1 Phase supply
to power control
Power
Fail
Fail
Duty
Share
Fan 2
Fan 1
