Grant Aerona 3 HPID10R32, Инструкция по эксплуатации, Страница: 25 / 100

Page 25 Section 6: Electrical
! NOTE !
Cable and circuit breakers should be to EN Standards.
Table 6-3: Power supply cable and breaker capacity
Model
Power supply cable (mm²)
Breaker
capacity
Maximum Minimum
HPID6R32 4.0 2.5 16A Class C
HPID10R32 4.0 2.5 20A Class C
HPID13R32 6.0 4.0 32A Class C
HPID17R32 6.0 4.0 32A Class C
! NOTE !
In the case of long cable runs, selection of correct cable
must be done in accordance with BS 7671 (IET Wiring
Regulations)
Strip ends of connecting cables in accordance with Figure 6-4.
Crimp terminals with insulating sleeves can be used if required
as illustrated in the diagram below for connecting the wires to the
terminal block. Stranded conductors shall not be soldered.
•
Use a circuit breaker with a 3 mm clearance of air gap between
the contacts.
• Be sure to FULLY insert the cable cores into the proper
position of the terminal block.
• Faulty wiring may cause not only abnormal operation but also
damage to PCB board.
• Fasten each terminal screw securely.
• To check the connections are secure, pull the cable slightly.
10 mm 30 mm
Terminal block
Crimp terminal
Stripped wire :10mm
Sleeve
Crimp terminal
Sleeve
PCB(Terminal)
Figure 6-4: Stripping the cables
! CAUTION !
It is important that the cable is stripped back 10mm.
If shorter, it is possible to clamp down onto the insulation.
If longer, a short circuit may occur.
Lockable
isolator
Consumer
unit
Figure 6-3: Heat pump, isolator and consumer unit