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NEMA FULL VOLTAGE POWER DEVICES, CONTROL SECTION 1
— Field-installed modification kits For 300-line contactors
NEMA sizes 00-6
Space heater kits CR305X701 and CR305X702 space heater kits (50 watts, except size 5 and 6 at 100 watts) come complete with one NC auxiliary contact, necessary hardware and ready for installation on any NEMA size 0 through 6 enclosed contactor CR305, or equivalent 200-line devices.
NEMA size
Operating voltage
Product number CR305X701D 1 CR305X701A CR305X701B CR305X701C CR305X702D CR305X702A CR305X702B CR305X702C CR305X705D 1 CR305X705A CR305X705B CR305X705C
0-1 0-1 0-1 0-1
115 230 460 600 115 230 460 600 115 230 460 600
2, 3, 4 2, 3, 4 2, 3, 4 2, 3, 4
5, 6 5, 6 5, 6 5, 6
Space heater installed on typical NEMA size 1 starter
Mechanical interlock kits To be installed on open CR305 or CR385 contactors unless otherwise noted. Kits include all parts to mechanically interlock 2 devices.
NEMA size
Mounting position
Baseplate
Product number CR309X100B CR309X200D CR309X300B CR309X501K CR309X102B 2 CR309X202B 2 CR309X302B 2 CR309X502K CR309X602B 5 CR389X100C CR389X100H
0-1
Horizontal Horizontal Horizontal Horizontal
No No No
2
3-4
5
Yes Yes Yes Yes
0-1
Vertical Vertical Vertical Vertical Vertical Vertical Vertical
2
3-4
5 6 7
No No No No
8-9
1 If connected to control circuit transformer, 115-volt heater requires an extra-capacity transformer. Contact nearest ABB Representative for additional information. 2 For contactors top and bottom or contactor on top. 3 For contactors top and bottom only.
— Reference publications
Instructions: Space heater kits
Publication number 1SQC912005M0201
Control transformer kits
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