Telford Tempest Pre-Plumbed Indirect Heat Pump Cylinder with 50L Integrated Buffer – 250L pre-plumbed cylinder What does PWM control mean

What does PWM control mean for the Grundfos UPM3

thermal cut-outs

5kg Boiler connections G3/4" (inside thread) Safety class IP22 Boiler — Electrical Rated voltage 240V 1N~ (single phase) MCB rating 63A Load current 60

hOn Wi-Fi App ControlRemote management via the Haier hOn app — set schedules

Fuse 50/60 A

Telford Tempest Pre-Plumbed Indirect Heat Pump Cylinder with 50L Integrated Buffer – 250L pre-plumbed cylinder What does PWM control meanTelford Tempest Pre Plumbed Indirect Heat Pump Cylinder with 50L Integrated Buffer 250L The Telford 250L Pre Plumbed Indirect Cylinder with 50L Integrated Buffer is ideal for larger homes or properties with higher hot water demand. Its 2. 7m coil and integrated buffer ensure maximum efficiency and compatibility with modern heat pumps and renewable systems. Key Features 250 litre primary hot water storage + 50 litre integrated buffer Factory pre