Carbolite ABF 8/28 User Manual download pdf (Page 12)

12 MF58 – 1.06

6.0 CIRCUIT DIAGRAMS & FUSES

See wiring diagram 00348-1-5003

Fuses

The following fuse types are present:

Supply Fuses: 38mm x 10mm type F, 16A – 6 total

Auxiliary Fuses 20mm x 5mm glass type F, 5A.

6.1 Customer Supply Fusing

High break capacity fuses should be used. Avoid fast-blow fuses and magnetic trip circuit

breakers - consult Carbolite if in doubt.

The supply fuse rating should be as follows:

Phase/Volts

Supply Fuse

Rating

3-phase with neutral, 380/220V to 415/240V

16A per phase

6.2 Power Limit Values

The furnace control system incorporates electronic power control, including a “power limit”

parameter that is used to reduce the effective voltage to 208V (or 104V); the values of the power

limit for different voltages are as follows:

ABF 8/28

Voltage:

200

208

220/

380

230/

400

240/

415

Power

100%

92%

83%

76%

69%

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Carbolite ABF 8/28 User Manual Page 12