Page 132 - Motor protection and control Manual motor starters, contactors and overload relays

3/58 ABB MOTOR PROTECTION AND CONTROL

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AF400 ... AF750 3-pole contactors
Technical data

Main pole - Utilization characteristics according to UL / NEMA / CSA
Contactor types AC / DC operated AF400 AF460 AF580 AF750
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Standards UL 60947-1 / 60947-4-1 and CSA C 22.2 N°60947-1 / 60947-4-1
Maximum operational voltage 1 000 V
NEMA size – 6 – 7
NEMA maximum horse power ratings
1-phase, 60 Hz 115 V AC –
230 V AC –
NEMA maximum horse power ratings
3-phase, 60 Hz 200 V AC – 150 hp – –
230 V AC – 200 hp – 300 hp
460 V AC – 400 hp – 600 hp
575 V AC – 400 hp – 600 hp
UL / CSA general use rating
1000 V AC 550 A 650 A 750 A 900 A
3 poles in serie 600 V DC 550 A 650 A 750 A 900 A
UL / CSA maximum 1-phase motor rating
Full load current 120 V AC – – – –
240 V AC – – – –
Horse power rating 120 V AC – – – –
240 V AC – – – –
UL / CSA maximum 3-phase motor rating
Full load current (1) 200-208 V AC 358.8 A 414 A 552 A 692.3 A
220-240 V AC 360 A 480 A 604 A 722 A
440-480 V AC 414 A 477 A 590 A 722 A
550-600 V AC 382 A 472 A 578 A 672 A
Horse power rating (1) 200-208 V AC 125 hp 150 hp 200 hp 250 hp
220-240 V AC 150 hp 200 hp 250 hp 300 hp
440-480 V AC 350 hp 400 hp 500 hp 600 hp
550-600 V AC 400 hp 500 hp 600 hp 700 hp
Short-circuit protection device for contactors
without thermal overload relay - Motor protection excluded
Fuse rating 1000 A 1200 A
Fuse type, 600 V L
Maximum electrical switching frequency
For general use 300 cycles/h
For motor use 300 cycles/h
(1) For the corresponding kW/A or hp/A values of 1500 r.p.m, 50 Hz or 1800 r.p.m, 60 Hz, 3-phase motors, see “Motor rated operational powers and currents”.

1SFC101111C0201 - Rev. G