Fläkt Woods 3200 GB 03.12 1 Specifications are subject to alteration without notice
EU Air Handling Unit INSTALLATION
EURA rotary heat exchanger, constant speed
Electrical installation – constant speed
Motor specification
1) The motor is always wired at the factory for a 400 V star power supply.
N.B.
To test the motor alone, lift the belt off the pulley.
Always check the direction of rotation, which is shown
on the casing.
Delivery
The delivery includes a heat exchanger with a drive
motor.
K1 Heat exchanger contactor
K1:1 Current overload protection
K1:K Interlock contacts in K1. Used in systems with speed detector
M Drive motor
Q1 Main switch in equipment cubicle
S1 Selector switch
SB Safety isolating switch
Symbols used
F1 Fuses
F2 Control circuit fuse
GT1 Thermostat
GT∆Differential thermostat
GX1 Timeswitch, a = 7-day dial with contacts (intermittent operation),
b = 24-hour dial with contacts (purging)
H1 Indicating lamp
K:FF Interlocks, e.g. exhaust air fan
Circuit diagram (generalized)
Size Rating, Voltage 1) Rated current,
WVA
20–32 60 230 VD 0,87
400 VY 0,5
40–42 250 230 VD 1,4
50–53 400 VY 0,8
60–84 750 230 VD 3,3
400 VY 1,9
-Q1
L1
L2 1
3
5
2
4
6
L3
N
PE
-F1
-K1
135
246
-K1:1
UVW
M
3-
M
-SB 135
U V W PE
13
246 14
95 97
96 98
400/230 V
50 Hz
12
34
56
13 14
-K1
A1 A2
135
246
-F2
-GX1
a
b
-GT∆
-GT1
-GX1
-GX1
b
a
12
-K:FF-SB
13 14 13 14
0
Aut
GX
Man
-S1
-K1:1
95 96
21 22
31 32
43 44
230 V N
K1:k
-H1
12
-K1
43 44
L1
L2
L3
N
PE
Scope of supply
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