DS1043-218
11
URMET S.p.A.
Via Bologna, 188/c
10154 Torino (TO)
– ITALY
16
DoP 1293-CPR-0535
EN 54-3:2001 + A1:2002 + A2:2006
EN 54-17:2005/AC:2007
Fire alarm device
– Sounder with short circuit isolator
Type A for internal use
1043/512
Intended for use in fire detection and
fire alarm systems in and
around buildings
Duration of operation: Δ(
L
pA
) ≤ 6 dB
Provision for external conductors: space in enclosure, entry holes and conductor
clamping provided
Flammability of materials: class V-0
Enclosure protection: IP21C (type A), Δ(
L
pA
) ≤ 6 dB, adequate drainage
Access: no access to remove parts or make adjustments
Manufacturer’s adjustment: special means required
On-site adjustment of behaviour: special means required, setting clearly marked
Sound pressure level:
L
pA
≥ 65 dB(A),
L
pA
≥ declared value at all measured angles
Frequencies and sound patterns: as declared by the manufacturer
Durability of performance parameters under fire conditions:
Dry heat (operational): no false operations Δ(
L
pA
) ≤ 6 dB
Cold (operational): no false operations Δ(
L
pA
) ≤ 6 dB
Damp heat, cyclic (operational): no false operations Δ(
L
pA
) ≤ 6 dB
Damp heat, s
teady state (endurance): Δ(
L
pA
) ≤ 6 dB
Shock (operational): Δ(
L
pA
) ≤ 6 dB
Impact (operational): no false operations Δ(
L
pA
) ≤ 6 dB
Vibration (operational): no false operations Δ(
L
pA
) ≤ 6 dB
Vibration (endurance): no false operations Δ(
L
pA
) ≤ 6 dB
Corrosion resistance (SO
2
): Δ(
L
pA
) ≤ 6 dB
Electrical stability (EMC immunity): no false operations Δ(
L
pA
) ≤ 6 dB
1293
16
