6
POWER
BOOST
by EPS Group
Electrical Installation
The
POWER
BOOST unit is designed for professional installation and should be connected by a
suitably qualifi ed electrician in accordance with the latest IEE regulations.
Ensure that the electrical supply is fully isolated before removing any electrical covers. The
POWER
BOOST unit must be earthed and it is recommended that an RCD is fi tted on the incoming
electrical supply.
Single phase Powerboost units are suitable for voltage supply 230 +/- 10%. The supply cable should
be sized
POWER
BOOST to its required length allowing for voltage drop with all pumps running
simultaneously and protected by a suitable MCB or fuse.
Wiring Connections
The
POWER
BOOST unit has provision for an external level switch input and a volt free general
alarm output (BMS connection). Connections for these features are made within the main wiring
box as per the diagrams below.
FLOW-V
Connect incoming power to RCD
Terminals 1 & 2 -
Normally Closed alarm output
Terminals 3 & 4 -
Level switch input, to be looped out if not required
Commissioning
1.
Make a visual check to ensure all pipe work and electrical connections are connected in a
safe manner.
2.
Ensure the supply tank is suffi ciently full and the pumps have been de-aerated.
3.
Ensure that the closest outlet to the booster set is open to allow water to fl ow once the set
is turned on.
4.
Check the main discharge valve after the outlet manifold is closed and all other valves are
fully open.
