NEMA Size 1 Reversing Starter

Serial #:

Lifecycle status: Active

Sub Brand	NEMA

Voltage type for actuating	AC
Suitable for emergency stop	True
External reset possible	True
With short-circuit release	True
Rated control supply voltage at AC 60 Hz	115 V
Type of motor starter	Reversing starter
Service limit current rating	32 A
Continuous current	27 A
Circuit closing inrush current peak including offset, max	288 A
Heat dissipation	5.9 W
Coil operating limits	85...110%
Operating volt amperes burden	Sealed: 38VA, 60 Hz coils (4...5 poles)
Hp rating, max	7.5Hp @ 230V load voltage, 3-phase (non-plugging and non-jogging duty)
Transformer primary switching kVA rating	8.5 kVA @ 460V load voltage, 3-phase (inrush current ≤20 times continuous current)
Capacitor switching kVAR	6 kVAR @ 230V, 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)
Type of electrical connection of main circuit	Screw connection
Type of electrical connection for auxiliary- and control current circuit	Screw connection

Number of auxiliary contacts, max	8
Mechanical life operations	5000000
Operating time, drop-out	13 ms
Operating time, pick-up	37 ms
Enclosure type	Open

Required torque on power terminal wire clamps and pressure connectors or lugs	150 in-lb
Auxiliary contact material	Silver
Type of power terminal	Pressure terminals
Wire size	For power terminals: 8...1 AWG
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 1
Operating position	Vertical
Altitude	10000 ft before derating
Operating temperature	Starters with eutectic alloy overload relay (provided condensation is prevented): -13...149 °F (-25...65 °C)
Overload relay	Eutectic alloy overload relay
Corrosion-resistance	All metal parts are treated for corrosion-resistance

Drawings
3 Dimensional Diagram (STP)	Download (ZIP)

Drawings
3 Dimensional Diagram (STP) Download (ZIP)

General	Publication
2 Dimensional Diagram (PDF)	--
Product Cutsheet	--

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Technotes

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Technical Specifications

Sub Brand	NEMA

Voltage type for actuating	AC
Suitable for emergency stop	True
External reset possible	True
With short-circuit release	True
Rated control supply voltage at AC 60 Hz	115 V
Type of motor starter	Reversing starter
Service limit current rating	32 A
Continuous current	27 A
Circuit closing inrush current peak including offset, max	288 A
Heat dissipation	5.9 W
Coil operating limits	85...110%
Operating volt amperes burden	Sealed: 38VA, 60 Hz coils (4...5 poles)
Hp rating, max	7.5Hp @ 230V load voltage, 3-phase (non-plugging and non-jogging duty)
Transformer primary switching kVA rating	8.5 kVA @ 460V load voltage, 3-phase (inrush current ≤20 times continuous current)
Capacitor switching kVAR	6 kVAR @ 230V, 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)
Type of electrical connection of main circuit	Screw connection
Type of electrical connection for auxiliary- and control current circuit	Screw connection

Number of auxiliary contacts, max	8
Mechanical life operations	5000000
Operating time, drop-out	13 ms
Operating time, pick-up	37 ms
Enclosure type	Open

Required torque on power terminal wire clamps and pressure connectors or lugs	150 in-lb
Auxiliary contact material	Silver
Type of power terminal	Pressure terminals
Wire size	For power terminals: 8...1 AWG
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 1
Operating position	Vertical
Altitude	10000 ft before derating
Operating temperature	Starters with eutectic alloy overload relay (provided condensation is prevented): -13...149 °F (-25...65 °C)
Overload relay	Eutectic alloy overload relay
Corrosion-resistance	All metal parts are treated for corrosion-resistance

Drawings

Drawings
3 Dimensional Diagram (STP)	Download (ZIP)

Drawings
3 Dimensional Diagram (STP) Download (ZIP)

Documents

2 Dimensional Diagram (PDF) General
--

Product Cutsheet General
--

General	Publication
2 Dimensional Diagram (PDF)	--
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

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Technotes

Technotes

Looking for more Technotes?

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