505-BOC-23

NEMA Size 1 Reversing Starter

Name: NEMA Size 1 Reversing Starter
Brand: Rockwell Automation
SKU: 505-BOC-23

Serial #:

Lifecycle status: Discontinued

Rockwell Automation announces that as of April 01, 2026, the NEMA Size 1 Reversing Starter will be discontinued and no longer available for sale. Customers are encouraged to remove references to the affected product(s)

Discontinued Date: April 01, 2026 Replacement Category: Engineering Replacement

Lifecycle status: Discontinued

Discontinued Date: April 01, 2026 Replacement Category: Engineering Replacement

Description

505 NEMA Full Voltage Reversing Starter ,SIZE 1, Open, 575-600V 60Hz, No Overload Relay, , 575-600V 60Hz, ,

Unique Product Identifier	505-BOC-23
UPC	662468315098
Estimated Lead Time	42 days
Country of Origin	United States of America

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	575 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%
Coil voltage	120V AC @ 60Hz (transformer control)
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	Omit overload
Corrosion-resistance	All metal parts are treated for corrosion-resistance

General	Publication
Product Cutsheet	--

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Overview

Unique Product Identifier	505-BOC-23
UPC	662468315098
Estimated Lead Time	42 days
Country of Origin	United States of America

Technical Specifications

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	575 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%
Coil voltage	120V AC @ 60Hz (transformer control)
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	Omit overload
Corrosion-resistance	All metal parts are treated for corrosion-resistance

Documents

Product Cutsheet General
--

General	Publication
Product Cutsheet	--

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