Eaton DS7 Soft Starter 480V ac, 55 kW, 3 Phase, IP20

RS Stock No.:: 847-3964
Mfr. Part No.:: 134938 DS7-342SX100N0-N
Brand:: Eaton

Eaton DS7 Soft Starter 480V ac, 55 kW, 3 Phase, IP20

Subtotal (1 unit)*

$2,636.94

(exc. GST)

$2,900.63

(inc. GST)

FREE delivery for orders over $60.00 ex GST

Temporarily out of stock

5 unit(s) shipping from 12 May 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	$2,636.94

*price indicative

RS Stock No.:: 847-3964
Mfr. Part No.:: 134938 DS7-342SX100N0-N
Brand:: Eaton

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Eaton
	Product Type	Soft Starter
	Power Rating	55kW
	Number of Phases	3
	Mount Type	Vertical
	IP Rating	IP20
	Maximum Supply Voltage	480V ac
	Overall Length	139mm
	Maximum Operating Temperature	40°C
	Overall Width	93mm
	Standards/Approvals	CSA Approved, UL Approved, IEC 60947-4-2, CE Approved, GB 14048.6, EN 60947-4-2, CSA Std. C22.2 No. 0-M91, C-Tick Approved/UL 508, CSA Class No.:321106, CSA22 2-14, CSA Std. C22.2 No. 14-05
	Series	DS7
	Overall Depth	139mm

	Select all
	Brand Eaton
	Product Type Soft Starter
	Power Rating 55kW
	Number of Phases 3
	Mount Type Vertical
	IP Rating IP20
	Maximum Supply Voltage 480V ac
	Overall Length 139mm
	Maximum Operating Temperature 40°C
	Overall Width 93mm
	Standards/Approvals CSA Approved, UL Approved, IEC 60947-4-2, CE Approved, GB 14048.6, EN 60947-4-2, CSA Std. C22.2 No. 0-M91, C-Tick Approved/UL 508, CSA Class No.:321106, CSA22 2-14, CSA Std. C22.2 No. 14-05
	Series DS7
	Overall Depth 139mm

Eaton Soft Starter, 55 kW Power Rating, 100A Current Rating - 134938 DS7-342SX100N0-N

This soft starter is designed for three-phase applications, accommodating a motor rating of 55kW. It operates efficiently within a voltage range of 200 - 480V AC and a current rating of 100 A, making it suitable for various industrial settings. With an IP20 rating, this unit is built for secure and dependable performance while maintaining Compact dimensions of 139mm x 93mm x 139mm.

Features & Benefits

• Internal bypass contacts ensure efficient energy consumption
• Soft start technology minimises mechanical stress on motors
• Dual control voltage support (110 - 230V AC) enhances versatility
• Rated for ambient temperatures from -5°C to +40°C
• Compliance with CSA and UL standards assures quality and safety
• Shock resistance rating of 8 g/11 MS enhances durability

Applications

• Ideal for soft starting three-phase asynchronous motors
• Used to control the acceleration of heavy machinery
• Effective for requiring gradual motor torque increase
• Utilised in facilities with demanding automation systems

How does the soft starter help in reducing mechanical wear on motors?

The soft starter uses a controlled ramp-up of power, allowing motors to start gradually. This lower starting torque reduces stress on mechanical components, prolonging lifespan and decreasing maintenance needs.

What are the operational conditions suitable for this soft starter?

It can function effectively in environments with ambient temperatures between -5°C and +40°C. Additionally, the device supports operation at elevations up to 1000 m without derating.

Can this soft starter be used with different voltage levels?

Yes, it operates efficiently across a voltage range of 200 - 480V AC, making it adaptable to various supply systems and enabling versatile installation options.

Note

Eaton formerly known as Moeller