NEMA Size 3 LTG Combination Cntcr Ckt

Catalog #: 503L-DAB-3-6P-37T

Lifecycle status: Discontinued

Rockwell Automation announces that as of January 31, 2014, the NEMA Size 3 LTG Combination Cntcr Ckt will be discontinued and no longer available for sale. Customers are encouraged to remove references to the affected product(s).

Discontinued Date: January 31, 2014 Replacement Category: Engineering Replacement

Allen-Bradley 503L-DAB-3-6P-37T product image

Lifecycle status: Discontinued

Discontinued Date: January 31, 2014 Replacement Category: Engineering Replacement

Voltage type for actuating	AC
With transformer	True
Rated control supply voltage at AC 50 Hz	480 V
Rated control supply voltage at AC 60 Hz	480 V
Service limit current rating	104 A
Continuous current	90 A
Circuit closing inrush current peak including offset, max	947 A
Heat dissipation	10 W (4...5 poles)
Available short circuit amperes RMS symmetrical	65000A @ 480V
Coil operating limits	85...110% (4...5 poles)
Circuit breaker type	Inverse time, standard interrupting capacity
Operating volt amperes burden	Sealed: 58VA, 60 Hz coils (4...5 poles)
Continuous current/horsepower	2 Hp (motor protection), 70 A (ftder protection)
Continuous ampere rating, max	100 A @ non-motor & lighting loads
Transformer primary switching kVA rating	8.1 kVA @ 460V load voltage, 1-phase (inrush current = 20...40 times continuous current)
Capacitor switching kVAR	67 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)
Factory installed models	Transformer with 2 primary & 1 sary fuse
Features	Combination Lighting Contactors with Circuit Breaker

Number of auxiliary contacts, max	8
Weight, approx	90 lb
Mechanical life operations	5000000 None
Operating time, drop-out	20 ms
Operating time, pick-up	37 ms
Enclosure type	NEMA 1 general purpose

Required torque on power terminal wire clamps and pressure connectors or lugs	150 in-lb
Depth, approx	9.88 mm
Auxiliary contact material	Silver
Type of power terminal	Pressure terminals
Width, approx	20.5 in
Height, approx	30 in
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

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)
Corrosion-resistance	All metal parts are treated for corrosion-resistance

Sales Info

Repairable	NOT_REPAIRABLE
Preferred Availability	false
Quick Turnaround	false
Dimension Height	-1.0
Lead Time	15
Dimension Width	-1.0
Dimension Length	-1.0
Stock Status	NON_STOCKED
Weight	37.535
Weight Unit	KG

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Technical Specifications

Voltage type for actuating	AC
With transformer	True
Rated control supply voltage at AC 50 Hz	480 V
Rated control supply voltage at AC 60 Hz	480 V
Service limit current rating	104 A
Continuous current	90 A
Circuit closing inrush current peak including offset, max	947 A
Heat dissipation	10 W (4...5 poles)
Available short circuit amperes RMS symmetrical	65000A @ 480V
Coil operating limits	85...110% (4...5 poles)
Circuit breaker type	Inverse time, standard interrupting capacity
Operating volt amperes burden	Sealed: 58VA, 60 Hz coils (4...5 poles)
Continuous current/horsepower	2 Hp (motor protection), 70 A (ftder protection)
Continuous ampere rating, max	100 A @ non-motor & lighting loads
Transformer primary switching kVA rating	8.1 kVA @ 460V load voltage, 1-phase (inrush current = 20...40 times continuous current)
Capacitor switching kVAR	67 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)
Factory installed models	Transformer with 2 primary & 1 sary fuse
Features	Combination Lighting Contactors with Circuit Breaker

Number of auxiliary contacts, max	8
Weight, approx	90 lb
Mechanical life operations	5000000 None
Operating time, drop-out	20 ms
Operating time, pick-up	37 ms
Enclosure type	NEMA 1 general purpose

Required torque on power terminal wire clamps and pressure connectors or lugs	150 in-lb
Depth, approx	9.88 mm
Auxiliary contact material	Silver
Type of power terminal	Pressure terminals
Width, approx	20.5 in
Height, approx	30 in
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

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)
Corrosion-resistance	All metal parts are treated for corrosion-resistance