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7.2kW shower = 32 Amp fuse = 6 mm2 cable size7.5kW shower = 40 Amp fuse = 10 mm2 cable size8.5kW shower = 40 Amp fuse = 10 mm2 cable size9.5kW shower = 40/45 Amp fuse = 10 mm2 cable size10.5kW shower = 45 Amp fuse = 16mm2 cable size
25mm cable
To calculate voltage drop to size the wire, a voltage must be stated.
#10 wire is used on a 30 amp service.
2 AWG Aluminum.
7.2kW shower = 32 Amp fuse = 6 mm2 cable size7.5kW shower = 40 Amp fuse = 10 mm2 cable size8.5kW shower = 40 Amp fuse = 10 mm2 cable size9.5kW shower = 40/45 Amp fuse = 10 mm2 cable size10.5kW shower = 45 Amp fuse = 16mm2 cable size
Use 6 gauge
350mcm
120mm
25mm cable
This unit requires a PWM power supply.
To calculate voltage drop to size the wire, a voltage must be stated.
This unit will require the PWM power supply system
#2 aluminum for 100 amp
2 AWG Aluminum.
You need to instal the same size and amp rating as you removed.You need to instal the same size and amp rating as you removed.
#10 wire is used on a 30 amp service.