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Variant CU2L ATEX
Variant CU2L ATEX
Explosion protected fire damper for use in zone 1,2 (gas) and zone 21,22 (combustible dust) with a tunnel casing extension at one
or both sides so that the damper blade does not exceed the tunnel. This extension makes it possible to use a circular connection (PR
flange).
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ATEX certificate TÜV 14 ATEX 7540 X
∎
extension:
a=Hn/2-230 mm (on the side of the mechanism);
b=Hn/2-100 mm (on the wall side)
Range and dimensions CU2L ATEX
Wn/Hn per step of 50 mm; intermediate dimensions are subject to extra cost (heights between ≥ 275 and ≤ 299 mm are not
possible).
Exceeding blade: X = on the mechanism side, Y = on the wall side
102,5+b
45
227,5+a
y
x
L=330+a+b
(Hn-6) x (Wn-6)
≥
≤
(Wn x Hn)
mm
200x200
1500x1000
Hn < 300 mm
Hn ≥ 300 mm
P
Z
Q
Wn
P
Z Q
Wn
CFTH
ONE
BFL(T)
E/RMEX(T)
P
78
104
96
118
Q
180
191
110
95
Z
62
47
74
72,5
CFTH
ONE
BFL(T)
BFN(T)
E/RMEX(T)
P
78
104
96
100
118
Q
180
191
110
110
95
Z
157
147
180
180
167,5