| 8010422 - | HERU 250 T EC 2 AR 2300W | 8010423 - | HERU 250 T EC 2 CR | 8010424 - | HERU 250 T EC 2 AL 2300W |
| 8010425 - | HERU 250 T EC 2 CL |





NOTE! The warranty of The HERU is only valid if accessories/equipment (e.g. filters) from H. Östberg AB are used.
Generating diagrams...
Generating diagrams...
|
HERU 250 T EC 2 AR 2300W 8010422 |
HERU 250 T EC 2 CR 8010423 |
HERU 250 T EC 2 AL 2300W 8010424 |
HERU 250 T EC 2 CL 8010425 |
|||||
|---|---|---|---|---|---|---|---|---|
| Parameter | Value | Unit | Value | Unit | Value | Unit | Value | Unit |
| Voltage | 230 | V | 230 | V | 230 | V | 230 | V |
| Phase | 1-2 | ~ | 1 | ~ | 1-2 | ~ | 1 | ~ |
| Frequency | 50 | Hz | 50 | Hz | 50 | Hz | 50 | Hz |
| Power | 2760 | W | 459 | W | 2760 | W | 459 | W |
| Power, fans | 432 | W | 432 | W | 432 | W | 432 | W |
| Power, heater | 2300 | W | - | W | 2300 | W | - | W |
| Current | 12.1 | A | 2.05 | A | 12.1 | A | 2.05 | A |
| Current, fans | 1.95 | A | 1.95 | A | 1.95 | A | 1.95 | A |
| Current, heater | 10.0 | A | - | A | 10.0 | A | - | A |
| Speed | 2790 | r.p.m. | 2790 | r.p.m. | 2790 | r.p.m. | 2790 | r.p.m. |
| Sound pressure level at 3 m | 41 | dB(A) | 41 | dB(A) | 41 | dB(A) | 41 | dB(A) |
| Weight | 146 | kg | 143 | kg | 146 | kg | 143 | kg |
| Enclosure class | 41 | IP | 41 | IP | 41 | IP | 41 | IP |
| Duct connection | 250 | mm | 250 | mm | 250 | mm | 250 | mm |
| Max. flow @ 0Pa | 271 | l/s | 271 | l/s | 271 | l/s | 271 | l/s |
| Max. pressure | 740 | Pa | 740 | Pa | 740 | Pa | 740 | Pa |
| Voltage range | 220-240 | V | 220-240 | V | 220-240 | V | 220-240 | V |
| Parameter | Value | Unit |
|---|---|---|
| (a) Manufacturer | Östberg | - |
| (b) Model code | HERU 250 T EC 2 (archived 2020-08-26) | - |
| (c) SEC value | -41.1 | kWh/m2 |
| SEC class | A | - |
| (d) Declared type | RVU / BVU | - |
| (e) Type of drive | Variable speed drive | - |
| (f) Type of heat recovery | Regenerative | - |
| (g) Thermal efficiency | 85% | % |
| (h) Max. flow rate (@100Pa) | 882 | m3/h |
| (i) Power at max. flow rate | 423 | W |
| (j) Sound power level | 41 | dB LwA |
| (k) Reference flow rate | 0.174 | m3/s |
| (l) Reference pressure difference | 50 | Pa |
| (m) SPI | 0.33 | W/(m3/h) |
| (n) Type of control/ctrl factor | Local demand control | - |
| (o) External (and internal) leakage rate | 1.47 (2.58) | % |
| (p) Mixing rate | N/A | - |
| (q) Visual filter warning | In remote control | - |
| (r) Instruction supply/exhaust grilles | See manual | - |
| (s) Disassembly instructions | fsp.ostberg.com | - |
| (t) Airflow sensitivity | N/A | - |
| (u) Air tightness | N/A | m/s |
| (v) AEC | 220 | kWh |
| (w) AHS average | 4618 | kWh |
| AHS warmer | 2088 | kWh |
| AHS colder | 9034 | kWh |