Fläkt Woods 8666 GB 2010.06
Specifications are subject to alteration without notice
Installation and maintenance instructions
Control equipment
21
Fig.19
Impermissible mounting positions
Damper actuators
Are connected in the junction box for factory tted
dampers.
NOTE!
If the air handling unit is configured for unoccupied
heating mode via return air, the dampers must be positioned
in the outdoor air and exhaust air connections.
Location Quick-fit connector
Supply air ST1-2
Extract/exhaust air ST1-2
Damper actuator
(24 VAC)
Torque Terminal
block
Connection
Control panel
Function
Damper actuator
Two-way with
spring return
7Nm och 18 Nm ST 1-2 G/(3)
G0 (2)
+ Controlled power supply,
24VAC
– Supply neutral, G0
Two-way 8Nm, 16Nm och 24Nm ST 1-2 G/(3)
G (1)
G0 (2)
3 Controlled power supply,
24VAC
2 Power supply, G
1 Supply neutral, G0
Modulating
8Nm, 16Nm och 24Nm ST 3
MIX, DMP
G
G0
Y
M
2 Power supply, G
1 Supply neutral, G0
5 Controlled power supply,
0-10 VAC
G G0 Y M
ST3
1 2 3
G G0 G/
ST1/ST2
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