Location Of Mains Input And External Interlock Terminals - Calorex PPT16 BHC Owners & Installation Manual

PPT16/22 BHC & PPT16BMCY OWNER INSTALLATION MANUAL

4.2 LOCATION OF MAINS INPUT AND EXTERNAL INTERLOCK TERMINALS

LOOSEN CAPTIVE
SCREWS (2)
AT THIS END
CHECK THAT THE
CONNECTORS IN THE BACK
OF THE DIGITAL
THERMOSTAT ARE SECURE.
(SEE SECTION 5.1)
MAKE MAINS IN EARTH
CONNECTION HERE
CABLE ENTRY
POINT
14
LIFT COVER OFF
ELECTRIC
STAT
BOX
THREE PHASE 400V ~3N 50Hz
ELEC. BOX EARTH STUD
L1
L2
L3
N
5
INTERLOCK
6
WATER 7
FLOW
SWITCH 8
ENERGY
9
MANAGEMENT
CONTROLLER
10
FAN L 11
FAN N 12
13
14
REVERSING 15
VALVE
16
COIL
17
SOLENOID
18
VALVE
19
COIL
20
BRACKET RIVETTED TO COVER
AT THIS END FITS THROUGH
SLOT IN PANEL
TO REMOVE INNER COVER
FROM TOP OF
ELECTRIC BOX UNDO THE 2
SCREWS AND SLIDE
BACKWARDS TO DISENGAGE
TABS.
MAINS IN
L1
L2
L3
N
5
INTERLOCK
6
WATER 7
FLOW
SWITCH 8
9
ENERGY
MANAGEMENT
10
CONTROLLER
SD638152 ISSUE 4