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Volume 5—Motor Control and Protection CA08100006E—May 2013 www.eaton.com V5-T4-85
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4.7
Definite Purpose Contactors and Starters
Direct Current Contactors
Technical Data and Specifications
Reversing/Assignment Contactor
Operating Coil Characteristics
Reversing Contactor
Schematic Diagram
The reversing contactor
includes the cross over
busbars for DC motor
reversing applications. The
assignment contactor omits
the cross over busbars for
motor assignment
applications.
Dimensions
Approximate Dimensions in Inches (mm)
Reversing Contactor
Description Specification
Current carrying capability at 55°C 1100A continuous
Electrical creepage and clearance distances For 1000 Vdc applications
Mechanical life 1 million operations
Operating coil voltages (DC) 24, 28, 36, 74, 110, 125, 250 (others available)
Coil Voltage
Current Draw at Nominal
Voltage (±7.5% at 20°C) Catalog Number
24 1.60 9-1903-9
28 1.30 9-1903-1
36 1.06 9-1903-3
74 0.49 9-1903-7
110 0.33 9-1903-6
125 0.33 9-1903-4
250 0.17 9-1903-8
Line
Load
Width Height Depth
Shipping Weight
Lbs (kg)
11.3 (287) 10.5 (266.7) 6.8 (172.7) 45 (20.4)
10.5
(266.7)
3.89
(98.8)
1.25
(31.8)
11. 3
(287)
6.8
(172.7)
2 1/2-13 x 1.0
Mtg. Screws
9.38
(238.3)
3/8-16 ASA 23
12 Holes