Size 3 309 AC Starter

Catalog #: 309-DAD-A2L

Lifecycle status: Active

Lifecycle status: Active

Voltage type for actuating	AC
With transformer	False
Suitable for emergency stop	True
External reset possible	True
With short-circuit release	False
With fuse	False
Rated control supply voltage at AC 60 Hz	120 V
Overload release current setting	20 A
Type of motor starter	Direct online starter (DOL)
Required torque, line	40 in-lb
Required torque, load	35 in-lb
Operating time, opening delay	10 ms
Operating time, closing delay	20 ms
Load voltage	120V
Wire size for power terminals, load	12...1 AWG
Heat dissipation	17.5 W
Available short circuit amperes RMS symmetrical	100000A @ 600V maximum
Operating volt amperes	Sealed: 16VA, 50/60 Hz
Coil operating limits	Pick-up: 85...110%
Wire size for power terminals, line	14...1 AWG
Type of electrical connection of main circuit	Screw connection
Type of electrical connection for auxiliary- and control current circuit	Screw connection

Degree of protection (NEMA)	1
Number of auxiliary contacts, max	8
Mechanical life operations	1.0E7 None
Operating time, drop-out	10 to 60 ms
Operating time, pick-up	20 to 40 ms
Enclosure type	Type 1 (IP42)

Combination type	Non-combination starter

Type	Resource	Publication
General	Product Cutsheet	--
General	Selection Guide	CMPNTS-SG001

Looking for more documentation?

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

Looking for more Technotes?

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

Technical Specifications

Voltage type for actuating	AC
With transformer	False
Suitable for emergency stop	True
External reset possible	True
With short-circuit release	False
With fuse	False
Rated control supply voltage at AC 60 Hz	120 V
Overload release current setting	20 A
Type of motor starter	Direct online starter (DOL)
Required torque, line	40 in-lb
Required torque, load	35 in-lb
Operating time, opening delay	10 ms
Operating time, closing delay	20 ms
Load voltage	120V
Wire size for power terminals, load	12...1 AWG
Heat dissipation	17.5 W
Available short circuit amperes RMS symmetrical	100000A @ 600V maximum
Operating volt amperes	Sealed: 16VA, 50/60 Hz
Coil operating limits	Pick-up: 85...110%
Wire size for power terminals, line	14...1 AWG
Type of electrical connection of main circuit	Screw connection
Type of electrical connection for auxiliary- and control current circuit	Screw connection

Degree of protection (NEMA)	1
Number of auxiliary contacts, max	8
Mechanical life operations	1.0E7 None
Operating time, drop-out	10 to 60 ms
Operating time, pick-up	20 to 40 ms
Enclosure type	Type 1 (IP42)

Combination type	Non-combination starter