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Nominal sizes | 125 – 400 mm |
Acceptable static differential pressure | 1500 Pa |
Operating temperature | 10 – 50 °C |
Electronic
Supply voltage | 24 – 230 V AC ± 10 %, 50/60 Hz |
Power rating | 120 VA max. |
IEC protection class | I (protective earth) |
Protection level | IP 42 |
EC conformity | ATEX to 2014/34/EU, EMC to 2014/30/EU, low voltage to 2014/35/EU |
Pneumatic
Control pressure | 0 – 1.2 bar |
Maximum pressure | 1.5 bar |
Compressed air | Compressed air for instruments, free of oil, water and dust |
Protection level | IP 42 |
Air consumption (100 % stroke) | 0.3 l/n (nominal sizes 125 – 250) to 0.5 l/n max. (nominal size 315 – 400) |
EC conformity | ATEX to 2014/34/EU |
This specification text describes the general properties of the product. Texts for variants can be generated with our Easy Product Finder design programme.
Circular shut-off dampers for shutting off or restricting the airflow in potentially explosive atmospheres, for supply air or extract air, available in 6 nominal sizes.
Suitable for duct pressures up to 1500 Pa.
Ready-to-install unit consists of the casing with damper blade, and parts for equipotential bonding and for use in potentially explosive atmospheres.
Spigot with lip seal, for circular connecting ducts to EN 1506 or EN 13180.
Closed blade air leakage to EN 1751, class 4 (nominal sizes 125 and 160, class 3).
Casing air leakage to EN 1751, class C.
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