OP 235

The Wilo Open Pack twin pump (duty/standby) pressurisation units are designed for use on heating or chilled water systems up to and including 3.5 bar cold fill pressures.

The unit is fitted with an 18 litre polypropylene break tank c/w type AB air gap to BS13077:2008 and water regulations 1999, Wras approved equilibrium ball float valve to BS1212.

The pump outlet is fitted with a non return valve, control pressure switch; pressure regulating valve, pressure gauge, 8 lt vessel and system isolation valve.

All wired to a Manual duty selector box c/w isolator.

Standards Applied:

Low Voltage and Machinery Directive 2006/42/EC, BSEN809, BS7074-1 to 3, BS13077:2008 and water regulations 1999.