Page 130 - Motor protection and control Manual motor starters, contactors and overload relays

3/56 ABB MOTOR PROTECTION AND CONTROL

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AF40 ... AF96 3-pole contactors

Technical data

Main pole - Utilization characteristics according to UL / NEMA / CSA
03
Contactor types AC / DC operated AF40 AF52 AF65 AF80 AF96
Standards UL 60947-4-1, CSA C22.2 N°60947-4-1
Maximum operational voltage 600 V
NEMA size 2 - - 3 -
NEMA continuous amp rating Thermal current 45 A - - 90 A -
NEMA maximum horse power ratings
1-phase, 60 Hz 115 V AC 3 hp - - - -
230 V AC 7.5 hp - - - -
NEMA maximum horse power ratings
3-phase, 60 Hz 200 V AC 10 hp - - 25 hp -
230 V AC 15 hp - - 30 hp -
460 V AC 25 hp - - 50 hp -
575 V AC 25 hp - - 50 hp -
UL / CSA general use rating
600 V AC 60 A 80 A 90 A 105 A 115 A
With conductor cross-sectional area AWG 6 AWG 4 AWG 3 AWG 2 AWG 2
1 pole 80 V DC 60 A 80 A 90 A 105 A 115 A
2 poles in serie 160 V DC 60 A 80 A 90 A 105 A 115 A
3 poles in serie 240 V DC 60 A 80 A 90 A 105 A 115 A
With conductor cross-sectional area AWG 6 AWG 4 AWG 3 AWG 2 AWG 2
UL / CSA maximum 1-phase motor rating
Full load current 120 V AC 34 A 34 A 56 A 80 A 80 A
240 V AC 40 A 50 A 68 A 68 A 88 A
Horse power rating 120 V AC 3 hp 3 hp 5 hp 7-1/2 hp 7-1/2 hp
240 V AC 7-1/2 hp 10 hp 15 hp 15 hp 20 hp
UL / CSA maximum 3-phase motor rating
Full load current (1) 200-208 V AC 32.2 A 48.3 A 62.1 A 78.2 A 92 A
220-240 V AC 42 A 54 A 68 A 80 A 80 A
440-480 V AC 40 A 52 A 65 A 77 A 77 A
550-600 V AC 41 A 52 A 62 A 77 A 77 A
Horse power rating (1) 200-208 V AC 10 hp 15 hp 20 hp 25 hp 30 hp
220-240 V AC 15 hp 20 hp 25 hp 30 hp 30 hp
440-480 V AC 30 hp 40 hp 50 hp 60 hp 60 hp
550-600 V AC 40 hp 50 hp 60 hp 75 hp 75 hp
UL / CSA - DC motor starting - 3 poles in series
Full Load Amps (FLA) 125 V DC 40 A 58 A 76 A 76 A 110 A
250 V DC 38 A 55 A 72 A 89 A 106 A
Horse power rating 125 V DC 5 hp 7-1/2 hp 10 hp 10 hp 15 hp
250 V DC 10 hp 15 hp 20 hp 25 hp 30 hp
Short-circuit protection device for contactors
without thermal overload relay - Motor protection excluded
High fault current 100 kA
Fuse rating 150 A 150 A 150 A 200 A 200 A
Fuse type, 600 V J
Maximum electrical switching frequency
For general use 600 cycles/h
For motor use 1200 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".

1SBC101744S0201 - Rev. B