Symbols, Key Names, Cable Colours And Supplementary Information On Connection And Circuit Diagrams - Rotex HPSU 6-8X Installation And Maintenance Instructions Manual

10.6 Symbols, key names, cable colours and supplementary information on connection and circuit diagrams

Cable colours (Two-coloured cables are given as follows: Colour1/Colour2)
BLU blue
BLK black
BRN brown
GRN green
GRY grey
Symbols
Safety earthing
Low noise earth
Connecting terminal
Plug connection
Terminal block
Tab. 10-6 Cable colours and symbol explanations for connection and circuit diagrams
External units
A1P Conductor board
A2P Conductor board
A3P Conductor board
AC1, AC2 Connecting terminal
BS1...BS4 Pushbutton
C1...C4 Capacitor
DS1 DIP switch operating mode in manual operation
E1H Lower plate heating
E1HC Crank housing heating
F1U..FU9 Fuse
HAP (A1P) Status LED green
HAP (A2P) Status LED green (only Model W1)
H1P...H7P (A1P) Status LED orange (only Model W1)
H1P...H7P (A2P) Status LED orange
HR1...HR2 Connector
K1M...K2M Magnet contact sensor (only Model W1)
K1R Magnet relay for 4-W-valve (Y1S)
K4R Magnet relay for crank housing heating (E1HC)
K10R...K11R Magnet relay (only Model V3)
L1R...L4R Inductor
M1C Motor refrigerant compressor
FA ROTEX HeatPumpSolarUnit - Part 2 - 05/2009
Explanation
Key names
Explanation
ORG orange
PNK pink
RED red
VIO violet
WHT white
YLW yellow
External cabling (number of individual wires and the
mains voltage are also given in some cases.)
Pushbutton
DIP switch
Optional component
Plug jack connection
Internal units
3-way diverter valve heating circuit/storage charging cir-
3UV1
cuit (E-PAC H/X) (M3S)
3UV2 3-way diverter valve cooling circuit (E-PAC X) (M2S)
A1P Main board conductor board
A2P Conductor board PCB
A3P Conductor board for room thermostat
A4P Conductor board (ROTEX Solaris connection set)
E1H...E3H Backup Heater (BH)
EHS Booster Heater (EHS)
F1B Fuse for Backup Heater (BH)
F1T Thermal protection Backup Heater (BH)
F2B Fuse for Booster Heater (EHS)
FU1 Fuse for A1P (3.15 A 250 V)
FU2 Fuse heat pump A1P (5 A 250 V)
FUS, FUR Fuse for A4P (5 A 250 V)
K1M Contactor for Backup Heater (BH) Level 1
K2M Contactor for Backup Heater (BH) Level 1/2
K3M Contactor for Booster Heater (EHS)
K4M Contactor for heat pump
K5M Contactor for all-pole deactivation of safety heater
K7M Contactor (ROTEX Solaris connection set)
M1P Heat pump
10 x Technical data
Explanation
Explanation
138