NEMA Non-Reversing Starter

Lifecycle status: Active

Number of indicator lights	0
Voltage type for actuating	AC
With transformer	False
Suitable for emergency stop	True
External reset possible	True
With short-circuit release	True
With fuse	False
Rated control supply voltage at AC 50 Hz	110 V
Rated control supply voltage at AC 60 Hz	120 V
Release class	CLASS 30
Type of motor starter	Direct online starter (DOL)
Service limit current rating	52 A
Continuous current	45 A
Circuit closing inrush current peak including offset, max	483 A
Heat dissipation	5.9 W (4...5 poles)
Coil operating limits	85...110% (4...5 poles)
Operating volt amperes burden	Sealed: 38VA, 60 Hz coils (4...5 poles)
Hp rating, max	7.5Hp @ 230V load voltage, 1-phase (non-plugging and non-jogging duty)
Transformer primary switching kVA rating	8.9 kVA @ 575V load voltage, 3-phase (inrush current = 20...40 times continuous current)
Capacitor switching kVAR	31 kVAR @ 575V, 3-phase (If maximum available current (at capacitor terminals) is greater than 3000 A, contact your local Rockwell Automation sales office, Allen-Bradley distributor, or NEMA ICS-2 standard)
Temperature compensated overload protection	True
Coordination class according to IEC 60947-4-3	Class 2
Type of electrical connection of main circuit	Screw connection
Type of electrical connection for auxiliary- and control current circuit	Screw connection

Rail mounting possible	True
Number of auxiliary contacts, max	8
Mechanical life operations	1.0E7
Average operating time, pick-up	27 ms
Average operating time, drop-out	13 ms

Required torque on power terminal wire clamps and pressure connectors or lugs	45 in-lb
Auxiliary contact material	Silver
Type of power terminal	Pressure terminals
Wire size	For power terminals: 14...4 AWG
Enclosure	Open type
Power contact material	Silver Alloy
Requirements for sizing of wire	All wire rated 167 °F (75 °C) or higher must be sized per the local electrical code for 167 °F (75 °C) wire

NEMA size	Size 2
Operating temperature	65 °C
Operating position	Vertical
Altitude	10000 ft before derating
Overload relay	Eutectic alloy overload relay
Corrosion-resistance	All metal parts are treated for corrosion-resistance

Type	Resource	Publication
General	Circuit Protection Design and SCCR Tables	--
General	Repair Parts List	--
General	Product Cutsheet	--

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Technical Specifications

Number of indicator lights	0
Voltage type for actuating	AC
With transformer	False
Suitable for emergency stop	True
External reset possible	True
With short-circuit release	True
With fuse	False
Rated control supply voltage at AC 50 Hz	110 V
Rated control supply voltage at AC 60 Hz	120 V
Release class	CLASS 30
Type of motor starter	Direct online starter (DOL)
Service limit current rating	52 A
Continuous current	45 A
Circuit closing inrush current peak including offset, max	483 A
Heat dissipation	5.9 W (4...5 poles)
Coil operating limits	85...110% (4...5 poles)
Operating volt amperes burden	Sealed: 38VA, 60 Hz coils (4...5 poles)
Hp rating, max	7.5Hp @ 230V load voltage, 1-phase (non-plugging and non-jogging duty)
Transformer primary switching kVA rating	8.9 kVA @ 575V load voltage, 3-phase (inrush current = 20...40 times continuous current)
Capacitor switching kVAR	31 kVAR @ 575V, 3-phase (If maximum available current (at capacitor terminals) is greater than 3000 A, contact your local Rockwell Automation sales office, Allen-Bradley distributor, or NEMA ICS-2 standard)
Temperature compensated overload protection	True
Coordination class according to IEC 60947-4-3	Class 2
Type of electrical connection of main circuit	Screw connection
Type of electrical connection for auxiliary- and control current circuit	Screw connection

Rail mounting possible	True
Number of auxiliary contacts, max	8
Mechanical life operations	1.0E7
Average operating time, pick-up	27 ms
Average operating time, drop-out	13 ms

Required torque on power terminal wire clamps and pressure connectors or lugs	45 in-lb
Auxiliary contact material	Silver
Type of power terminal	Pressure terminals
Wire size	For power terminals: 14...4 AWG
Enclosure	Open type
Power contact material	Silver Alloy
Requirements for sizing of wire	All wire rated 167 °F (75 °C) or higher must be sized per the local electrical code for 167 °F (75 °C) wire

NEMA size	Size 2
Operating temperature	65 °C
Operating position	Vertical
Altitude	10000 ft before derating
Overload relay	Eutectic alloy overload relay
Corrosion-resistance	All metal parts are treated for corrosion-resistance

Drawings

Documents

Circuit Protection Design and SCCR Tables General
--

Repair Parts List General
--

Product Cutsheet General
--

Type	Resource	Publication
General	Circuit Protection Design and SCCR Tables	--
General	Repair Parts List	--
General	Product Cutsheet	--

Looking for more documentation?

Find curated technical documentation for this product in the Technical Documentation Center, or search our full Literature Library.

Accessories

Items Per Page:

Technotes

Looking for more Technotes?

Find questions and answers from Rockwell Automation technical experts for this product in our Knowledgebase.