4
BORÅS
Tel +46 (0)33 - 23 67 80
STOCKHOLM
Tel +46 (0)8 - 54 55 12 70
Fire damper BSK9
EI90
Illustrated in
de-energised
state
Wiring
diagram
Tf1
Tf2
BAT72
Actuator
S
Ö
N
L1
M
1
2
1
2
3
4
5
6
5
°
80
°
Thermal
sensor
Actuator
43
125
C
D
A
max*)
128
W
H
Flanged connection
19
*) applies to standard design
Dimensions and weight
H
A
C
D
200
148
227
500
250
148
227
500
300
148
227
500
350
148
227
500
400
148
227
500
450
248
247
620
500
248
247
620
550
248
247
620
600
248
247
620
650
348
347
820
700
348
347
820
750
348
347
820
800
348
347
820
Dimensions, mm
Weight
incl. 24 V actuator, kg
H
W
200
250
300
350
400
450
500
550
600
650
700
750
800
200
12
13
15
16
17
18
22
23
24
26
27
29
30
250
13
15
16
17
18
20
23
24
26
27
29
30
32
300
15
16
17
18
20
21
24
26
27
29
30
32
34
350
16
17
18
20
21
22
26
27
29
30
32
34
35
400
17
18
20
21
22
24
27
29
30
32
34
35
37
450
20
22
23
25
27
28
32
34
36
37
39
40
41
500
22
23
24
27
28
29
33
36
37
39
40
42
43
550
23
24
26
28
29
30
34
37
39
40
42
46
44
600
24
26
27
29
30
32
35
39
40
42
43
48
46
650
29
30
32
33
35
36
39
43
45
47
48
51
52
700
30
31
33
35
36
37
41
44
47
48
50
52
54
750
31
32
35
36
37
39
42
46
48
50
51
54
55
800
32
34
36
37
39
40
43
47
50
51
53
55
57
Electrical data
(values in brackets refer to 230 V)
Actuator type
BF...
Sizing, max
10VA (12,5 VA)
Running time.
– motor opening, max;
– spring return, max
120 s
approx. 20 s
Protection class
IP 54 in all installation positions
Supply voltage
24V~ ±20%, 50/60Hz
24V= ±10% (220-240V~, 50/60Hz)
Design
Imax 8,3A @ 5ms
Ambient temperature
-30° to +50°C
Thermal sensor tripping
temperature
72°C
Mode contacts (Load)
1mA...6A (3A inductive), AC250V
Sound level when opening
< 45 dB (A)
Closing noise level
< 63 dB (A)
Maintenance
Maintenance-free
