Properties
| Version | Filter fan, IP55, grey |
| Order No. | 2556930000 |
| Type | FF 66 55/230V GY |
| GTIN (EAN) | 4050118567557 |
| Qty. | 1 items |
| Depth | 157 mm |
| Depth (inches) | 6.181 inch |
| Height | 320 mm |
| Height (inches) | 12.598 inch |
| Width | 320 mm |
| Width (inches) | 12.598 inch |
| Net weight | 3,200 g |
| Operating temperature range | -40...55 °C |
| RoHS Compliance Status | Compliant without exemption |
| REACH SVHC | No SVHC above 0.1 wt% |
| Colour | grey |
| Current consumption |
|
| EMC version | No |
| Fan type | Roof fan |
| Filter class | G 4 |
| Fuse | 6 A |
| Height of installation cut-outs | 291 mm |
| Mounting depth | 150 mm |
| Mounting height | 7 mm |
| MTBF | 40,000 h |
| Noise emission | 63 dB(A) |
| Operating temperature range | -40...55 °C |
| Power |
|
| Protection class (UL) | Type 12 |
| Rated AC voltage | 230 V |
| Rated voltage | 230 V AC ± 10% |
| Size | 6 |
| Type of connection | Spring contact |
| Type of mounting | Snap-on |
| UL 94 flammability rating | V-0 |
| UV-resistant | Yes |
| Volume flow with exhaust filter |
|
| Volume flow, free-blowing |
|
| Volume flow, free-blowing at 50 Hz | 770 m³/h |
| Volume flow, free-blowing at 60 Hz | 785 m³/h |
| Width of installation cut-outs | 291 mm |
| With filter | Yes |
| With protective cover | Yes |
| Approval/Certificate/Document of Conformity | [EU Declaration of Conformity](https://mdcop.weidmueller.com/mediadelivery/asset/900_58502) |
| Engineering Data | [CAD data -- STEP](https://mdcop.weidmueller.com/mediadelivery/asset/900_317313) |
| CADENAS eCATALOG | [CAX data](https://weidmueller-embedded.partcommunity.com?catalog=weidmueller_qs&part=2556930000) |
| Product Change Notification |
[Technical change to Thermal management](https://mdcop.weidmueller.com/mediadelivery/asset/900_321255)
[Technische Änderung für Thermomanagement](https://mdcop.weidmueller.com/mediadelivery/asset/900_321256) |
| User Documentation | [Installation- and operating instructions](https://mdcop.weidmueller.com/mediadelivery/asset/900_94199) |
| Catalogues | [Catalogues in PDF-format](LINK/Catalog.html) |
| ETIM 6.0 | EC000320 |
| ETIM 7.0 | EC000320 |
| ETIM 8.0 | EC000320 |
| ETIM 9.0 | EC000320 |
| ECLASS 9.1 | 27-18-07-16 |
| ECLASS 10.0 | 27-18-07-16 |
| ECLASS 11.0 | 27-18-07-16 |
| ECLASS 12.0 | 27-18-07-16 |
| ECLASS 13.0 | 27-18-07-16 |
| ECLASS 14.0 | 27-18-07-16 |
| Approvals |   |
| ROHS | Conform |
| UL File Number Search | [UL Website](LINK/UL_search.html) |
| Certificate No. (cURus) | E252704 |