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Svenska TKH 660 B3 Updated: 2025-09-29
| 7351185 - | TKH 660 B3 Black. | 7351205 - |
TKH 660 B3 Black C4 Archived product |
- Roof fan with square connection.
- Horizontal outlet.
- High performance and proven reliability.
- Operational in both 50 and 60 Hz.
- Impeller with backward curved blades.
- The external rotor motor has maintenance-free sealed ball-bearings.
- Integrated motor protection.
- Junction box has enclosure class IP 54.
- For speed control a transformer can be connected.
- Fan housing is manufactured from galvanized sheet steel and is polyester plastic coated. Can be ordered uncoated or with coating that complies with the Environmental class M3/Corrosion class C4.
- Swing-up design to simplify maintenance and cleaning of the impeller.
- The easiest way to mount the roof fan is with a roof curb TFU.
Generating diagrams...
Generating diagrams...
|
TKH 660 B3 Black. 7351185 |
TKH 660 B3 Black C4 7351205 Archived product |
|||
|---|---|---|---|---|
| Parameter | Value | Unit | Value | Unit |
| Voltage | 400 | V | 400 | V |
| Phase | 3 | ~ | 3 | ~ |
| Frequency | 50 | Hz | 50 | Hz |
| Optional frequency | 60 | Hz | 60 | Hz |
| Power | 836 | W | 836 | W |
| Current | 1.58 | A | 1.58 | A |
| Current when speed controlled | 2.5 | A | 2.5 | A |
| Speed | 1430 | r.p.m. | 1430 | r.p.m. |
| Max. temperature of transported air | 40 | °C | 40 | °C |
| Sound pressure level at 3 m | 73 | dB(A) | 73 | dB(A) |
| Weight | 42.1 | kg | 42.1 | kg |
| Enclosure class | 54 | IP | 54 | IP |
| Insulation class, motor | F | F | ||
| Capacitor | - | µF | - | µF |
| Max. flow @ 0Pa | 1822 | l/s | 1822 | l/s |
| Max. pressure | 601 | Pa | 601 | Pa |
| Voltage range | 380-415 | V | 380-415 | V |
| Parameter | Value | Unit |
|---|---|---|
| (a) Manufacturer | Östberg | - |
| (b) Model code | TKH 660 B3 | - |
| (c) Declared type | NRVU / UVU | - |
| (d) Type of drive | Multi-speed drive (accessory) | - |
| (e) Type of HRS | N/A | - |
| (f) Thermal efficiency | N/A | % |
| (g) Nominal flow rate | 1.065 | m3/s |
| (h) Effective power input | 0.813 | kW |
| (i) SFP int | N/A | W/(m3/s) |
| (j) Face velocity | 8.5 | m/s |
| (k) Nominal external pressure | 348 | Pa |
| (l) Internal pressure drop | N/A | Pa |
| (n) Static efficiency | 50.8 | % |
| (o) External (and internal) leakage rate | N/A | % |
| (p) Filter classification | N/A | - |
| (q) Visual filter warning | N/A | - |
| (r) Sound power level | 80 | dB LwA |
| (s) Disassembly instructions | www.ostberg.com | - |
Mechanical accessories
Electrical accessories
Manuals
- SV_EN_Manual_TKV_TKH_1270366_v7_01.pdf
- SV_EN_Installation_TFU_TG_1270370u1.pdf
- FI_Manual_TKV_TKH_1270366_v1_00.pdf
EU Declarations
Product Declarations
3D drawings
Generating diagrams...
Generating diagrams...
|
TKH 660 B3 Black 7351185 (50)/60Hz |
||
|---|---|---|
| Parameter | Value | Unit |
| Voltage | 400 | V |
| Phase | 3 | ~ |
| Frequency | 60 | Hz |
| Optional frequency | 50 | Hz |
| Power | 1320 | W |
| Current | 2.15 | A |
| Speed | 1630 | r.p.m. |
| Max. temperature of transported air | 40 | °C |
| Sound pressure level at 3 m | 73 | dB(A) |
| Weight | 42.1 | kg |
| Enclosure class | 54 | IP |
| Insulation class, motor | F | |
| Max. flow @ 0Pa | 1954 | l/s |
| Max. pressure | 828 | Pa |
| Voltage range | 380-415 | V |
Mechanical accessories
Electrical accessories
Manuals
- SV_EN_Manual_TKV_TKH_1270366_v7_01.pdf
- SV_EN_Installation_TFU_TG_1270370u1.pdf
- FI_Manual_TKV_TKH_1270366_v1_00.pdf
EU Declarations
Product Declarations