Telford Tempest Air Source Heat Pump Cylinder
Product overview
Telford Tempest heat pump hot water storage cylinders are designed for use with an air source heat pump as the main heat source. They feature a purpose-designed coil with a large surface area to allow maximum heat transfer of renewable energy into the stored water.
Manufactured from Duplex stainless-steel, the cylinders are pre-plumbed with pre-fabricated pipework, wiring, a 50 litre integrated buffer and factory-fitted 3kW immersion heaters to provide back-up heat.
Key features
Remote expansion vessel with factory-fitted wall mounting bracket
Full unvented kit supplied
Pre-plumbed with pre-fabricated pipework and wiring saves installation time
Duplex stainless steel provides superior corrosion resistance
White steel cased finish (other colours available on request)
316L grade stainless-steel 22mm compression fittings and coils
Supplies mains pressure hot water and high flow rates
Fast reheat
Factory-fitted temperature and pressure relief value set at 7 bar / 90°C
Up to 3 bar max pressure
Highly efficient
Fully insulated to minimise any heat loss
Factory-fitted 3kW immersion heater(s)
Integrated 50 litre buffer store
Cylinders available in 170-300 litre capacities
Lifetime manufacturing warranty on inner container (2 years on components)*
Downloads
Specifications (pdf)
Specifications
Tempest 170L
Height (mm) |
1325 |
Diameter (mm) |
580 |
ASHP Coil Surface Area (m²) |
2.2 |
ERP Rating |
C |
Immersion Rating (kW) |
3 |
Standing Heat Loss (kWh/24hrs) |
1.36 |
Tempest 200L
Height (mm) |
1550 |
Diameter (mm) |
580 |
ASHP Coil Surface Area (m²) |
3.3 |
ERP Rating |
C |
Immersion Rating (kW) |
3 |
Standing Heat Loss (kWh/24hrs) |
1.64 |
Tempest 250L
Height (mm) |
1800 |
Diameter (mm) |
580 |
ASHP Coil Surface Area (m²) |
3.3 |
ERP Rating |
C |
Immersion Rating (kW) |
3 |
Standing Heat Loss (kWh/24hrs) |
1.71 |
Tempest 300L
Height (mm) |
2050 |
Diameter (mm) |
580 |
ASHP Coil Surface Area (m²) |
2.2 |
ERP Rating |
C |
Immersion Rating (kW) |
3 |
Standing Heat Loss (kWh/24hrs) |
1.82 |
Technical diagram
Supplied with
22mm monobloc reducer & relief valve*
External expansion vessel with bracket
TPRV 7bar/90°C*
15-22mm acetal tundish*
Cylinder stat*
10 way junction box*
22mm two port valve*
22mm three port valve*
25/8m Wilo circulating pump and ISO valves*
Automatic bypass valve*
Dual probe thermostat
Temperature & pressure relief valve*
3kW Incoloy immersion heater(s)*
Inlet control group
Filter
Sanitary water kit
*Factory-fitted