200-1000 litre capacity
6 calorifier models
Unvented kits
Cathode protection
Optional electrical element (3kW single phase)
Energy Efficiency Class B & C
*Subject to Terms & Conditions
The Juniper PW XL (Polywarm®) heat pump calorifier is available in 6 models, with capacities ranging from 200-1000 litres. Each calorifier has a Polywarm® coating with cathode protection.
200-1000 litre capacity
6 calorifier models
Unvented kits
Cathode protection
Optional electrical element (3kW single phase)
Energy Efficiency Class B & C
*Subject to Terms & Conditions
| 200 | 300 | 400 | 500 | 800 | 1000 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nominal storage capacity | litres | 189 | 291 | 422 | 498 | 789 | 1038 | ||||||
| Energy class | B | C | |||||||||||
| Coil tube Ø | mm | 32 | |||||||||||
| Coil surface area | m² | 2.0 | 3.4 | 4.4 | 5.4 | 6.0 | 6.5 | ||||||
| Coil maximum operating temperature/pressure | °C / bar | 110 / 12 | |||||||||||
| Tank (secondary) maximum working temperature/pressure | °C / bar | 90 / 10 | 90 / 08 | ||||||||||
| Weight (empty/full) | kg | 65 / 254 | 98 / 389 | 150 / 572 | 165 / 663 | 226 / 1015 | 255 / 1298 | ||||||
| Heat up time from 10°C to 45°C ΔT (3kW immersion only) | minutes | 142 | 210 | 316 | 370 | 598 | 783 | ||||||
| Optional immersion heater (power/phase) | kW / ph | 3 / 1 | |||||||||||
| Standby loss at 65°C | kWh/24h | 1.416 | 1.656 | 2.352 | 2.448 | 2.304 | 2.544 | ||||||
| Primary flow rate | l/s | 0.694 | 0.347 | 0.833 | 0.417 | 0.972 | 0.486 | 0.972 | 0.486 | 1.39 | 0.694 | 2.220 | 1.110 |
| m³/hr | 2.5 | 1.25 | 3.0 | 1.5 | 3.5 | 1.75 | 3.5 | 1.75 | 5.0 | 2.5 | 8.0 | 4.0 | |
| Continuous DHW output at 35°C ΔT (10/45°C) with primary 55°C | l/h | 522 | 468 | 751 | 664 | 1033 | 915 | 1198 | 1060 | 1517 | 1412 | 1780 | 1642 |
| 10 minute peak DHW draw off at 35°C ΔT (10/45°C) with primary 55°C and tank warmed at 50°C | litres | 303 | 294 | 458 | 443 | 655 | 635 | 769 | 746 | 1165 | 1138 | 1482 | 1459 |
| Recovery time DHW at 40°C ΔT (10/50°C) full tank without draw off with primary 55°C | minutes | 40 | 49 | 44 | 55 | 47 | 59 | 49 | 62 | 59 | 72 | 65 | 76 |
| Nominal heat transferred with primary 55°C and DHW at 35°C ΔT (10/45°C) | kW | 21 | 19 | 31 | 27 | 42 | 37 | 46 | 42 | 64 | 57 | 72 | 66 |
| Primary hydraulic resistance | kPa | 8.5 | 2.5 | 7.4 | 2.3 | 12.6 | 4.0 | 14.6 | 4.6 | 34.3 | 10.2 | 83.7 | 25.1 |
