Grundfos IMpress - Page 8

Cold circuit
Hot circuit
Isolation
Valves
Low Water
Pump
Pump
Transducer
Feeder Water Tank
Controller
5 Bar
Transducers
Tank overflow
Mains water in
Pressurised
water out (22mm)
NRV
(2 off)
Pumps (2 off)
Mains supply
230−240v 45−60 Hz
5m of cable
Module enclosure
Pressurised
water out (22mm)
Transducer
(1 pump per circuit shown)
DIMENSIONS, WEIGHTS AND CONNECTION DETAILS
PIPEWORK CONNECTIONS
Water supply connection: ½" BSP Male
Overflow pipe: ¾" BSP Male
System Connections: 22mm Compression