Page 271 - ABB_Motor _Protection_and_Control_catalogue_20221216

ABB MOTOR PROTECTION AND CONTROL 3/195

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EK550, EK1000 4-pole contactors

800 to 1000 A AC-1
DC operated with 2 N.O. + 1 N.C. auxiliary contacts

EK550 4-pole contactors are mainly used for controlling non-inductive or slightly inductive loads
(i.e. resistance furnaces...) and generally for controlling power circuits up to 1000 V AC and 600 V 03
DC, EK1000 up to 1000 V AC.
These contactors are of the block type design with:
• 4 main poles
• control circuit: DC operated
1SFC98099-069 • add-on auxiliary contact blocks for side mounting and a wide range of accessories.

IEC
UL / CSA
voltage
contacts
Rated operational General use Rated control circuit Auxiliary Type Order code Weight
current rating Uc fitted Pkg
θ ≤ 40 °C 600 V AC (1 pce)
EK1000-40-21
AC-1
A A V DC kg
800 540 48 2 1 EK550-40-21 SK827041-DD 17.200
110 2 1 EK550-40-21 SK827041-DE 17.200
125 2 1 EK550-40-21 SK827041-DU 17.200
220 2 1 EK550-40-21 SK827041-DF 17.200
1000 - 36 2 1 EK1000-40-21 SK827044-DC 17.500
48 2 1 EK1000-40-21 SK827044-DD 17.500
60 2 1 EK1000-40-21 SK827044-DT 17.500
110 2 1 EK1000-40-21 SK827044-DE 17.500
125 2 1 EK1000-40-21 SK827044-DU 17.500
220 2 1 EK1000-40-21 SK827044-DF 17.500

11 0.43" 1) 296 11.65"
270 10.63"
296 11.65" 244 9.61" 225.5 8.88"
11 0.43" 1) 270 10.63" ø 11 0.43" 2) 139.5 5.49" 8 0.31"
244 9.61" 23 0.91" 4)
ø 11 0.43" 2) 225.5 8.88" (M10) 5)
139.5 5.49" 6 0.24"
23 0.91" 4) (M10) 5)
1/L1 3/L2 5/L3 7/L4
1/L1 3/L2 5/L3 7/L4 223 8.78"
272 10.71" 299 11.77"
2/T1 4/T2 6/T3 8/T4 223 8.78" 2/T1 4/T2 6/T3 8/T4
40 3)
1.57"
67 25 12.5 E0263D8 40 3) 67 40 20 E1693D
2.64" 0.98" 0.49" 1.57" 2.64" 1.57" 0.79"
EK550 EK1000
1) Dimension for extra auxiliary contact block.
2) Screw, nut and washer by-packed.
3) Min. distance to uninsulated wall.
4) Damping elements are included.
5) Earthing screw.