NEMA 3 Phase Non-Reversing Starter

Catalog #: 509-COB-A2G

Lifecycle status: Active

Number of indicator lights	0 None
Voltage type for actuating	AC
With transformer	False
Suitable for emergency stop	True
Supporting protocol for PROFIBUS	False
External reset possible	True
With short-circuit release	True
With fuse	False
Supporting protocol for EtherNet/IP	False
Rated control supply voltage at AC 50 Hz	440 V
Rated control supply voltage at AC 60 Hz	480 V
Release class	Adjustable
Overload release current setting	5.4 A
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)
Supporting protocol for DeviceNet	True
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 None
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	55 °C
Operating position	Vertical
Altitude	10000 ft before derating
Overload relay	Overload relay, full load current adjustment range 5.4...27 A
Corrosion-resistance	All metal parts are treated for corrosion-resistance

Type	Resource	Publication
General	Short Circuit Ratings Data Sheet	--
General	Repair Parts List	--
General	Product Cutsheet	--
Technical Data	500-td014_-en-p	500-TD014

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Looking for more Technotes?

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Technical Specifications

Number of indicator lights	0 None
Voltage type for actuating	AC
With transformer	False
Suitable for emergency stop	True
Supporting protocol for PROFIBUS	False
External reset possible	True
With short-circuit release	True
With fuse	False
Supporting protocol for EtherNet/IP	False
Rated control supply voltage at AC 50 Hz	440 V
Rated control supply voltage at AC 60 Hz	480 V
Release class	Adjustable
Overload release current setting	5.4 A
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)
Supporting protocol for DeviceNet	True
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 None
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	55 °C
Operating position	Vertical
Altitude	10000 ft before derating
Overload relay	Overload relay, full load current adjustment range 5.4...27 A
Corrosion-resistance	All metal parts are treated for corrosion-resistance

Drawings

Documents

Short Circuit Ratings Data Sheet General
--

Repair Parts List General
--

Product Cutsheet General
--

500-td014_-en-p Technical Data
500-TD014

Type	Resource	Publication
General	Short Circuit Ratings Data Sheet	--
General	Repair Parts List	--
General	Product Cutsheet	--
Technical Data	500-td014_-en-p	500-TD014

Looking for more documentation?

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

Technotes

Looking for more Technotes?

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

Contact

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