Calorex 29 Series, Owners & Installation Manual

Page: 11 / 136

Page 11
5. ELECTRICAL (MACHINE WIRING AND SUPPLY).
SEE FIGURES 5,6,7 AND 8 FOR PREFERRED METHOD
Use of the Calorex Energy Management Controller will enable greater savings to be made because the
circulating pump need only run when required and this can be at a time preferred by the customer, i.e. in the
Economy 7 period.
All electrical work to be carried out in accordance with l.E.E. standards, latest issue, or local codes of practice
as applicable.
The machine should be installed in line with EMC2004/108/EC.
Protected supply to incorporate fuses or motor type circuit breakers (Type GU, FAZC) to specified rating, (see
Data Sheet). H.R.C. fuses are recommended. An isolator must be fitted within 2m and in sight of machine.†
All units must be correctly earthed-grounded. An earth leakage trip of the Current operating type (30mA) is
recommended to be fitted to all pool electrics.
INCONSISTENT ELECTRICAL SUPPLY
The following limits of operation must not be exceeded if Calorex machines are to be guaranteed either in
performance or warranty terms:
Minimum Maximum
Voltage
Single phase machines
207V 253V
Cycle frequency 47.5Hz 52.5Hz
N.B. This voltage must be available at the heat pump whilst running.
† Note the isolator must have a minimum of 3mm air gap when turned off.
IMPORTANT:-
The user should be made aware that on all the installations shown by figures 5, 6, 7 and
8 that to work on part of the intallation the supply to all parts of the installation must be
isolated.