Carbolite ABF 8/28 - Manual (Page 12)

12 MF58 – 1.06
6.0 C IRCUIT D IAGRAMS & F USES
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%