Soft starter DS7, 70 (171749)
Eaton

Soft starter DS7, 70

Part number171749EAN / GTIN4015081680641HS code8537.10
MOQ:1

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Product Description

Eaton 171749 DS7-340SX070N0-L.

Technical Specifications

Manufacturer part number (MPN)
171749
EAN / GTIN
4015081680641
Sales unit
pcs
Eaton catalogue number
171749
Depth
139 mm
Height
175 mm
Width
90 mm
Weight
1.8 kg
Certifications
C-Tick; CSA22.2-14; CSA File No.: 2511305; CSA Class No.: 321106; CE; UL File No.: E251034; GB 14048.6; CSA-C22.2 No 0-M91; UkrSEPRO; IEC/EN 60947-4-2; CSA-C22.2 No 14-05; UL 508; CSA; UL
Mounting position
Vertical
Shock resistance
8 g, 11 ms, Mechanical
Vibration resistance
2M2 to EN 60721-3-2
Altitude
Max. 2000 m; Above 1000 m with 1 % derating per 100 m
Ambient operating temperature - max
40 °C
Ambient storage temperature - max
60 °C
Ambient operating temperature - min
-40 °C
Ambient storage temperature - min
-40 °C
Climatic proofing
Damp heat, constant, to IEC 60068-2-3; Cold to EN 60068-2-1; Damp heat, cyclic, to IEC 60068-2-30
Current consumption
50 mA, Control circuit, Regulator supply; 0,6 A/50 ms, Control circuit, Regulator supply at peak performance (close bypass) at 24 V DC; 1.6 mA, Control circuit, Digital inputs, External 24 V
Drop-out time
350 ms, Control circuit, Digital Inputs, DC operated
Drop-out voltage
AC operated: 0 - 3 V, AC operated; 0 - 3 V, DC operated
Pick-up time
250 ms at AC; 250 ms at DC
Pick-up voltage
17.3 - 27 V DC; 17.3 - 27 V AC
Rated control supply voltage (Us) at AC, 50 Hz - max
24 V
Rated control supply voltage (Us) at AC, 50 Hz - min
24 V
Rated control supply voltage (Us) at AC, 60 Hz - max
24 V
Rated control supply voltage (Us) at AC, 60 Hz - min
24 V
Rated control supply voltage (Us) at DC - max
24 V
Rated control supply voltage (Us) at DC - min
24 V
Equipment heat dissipation, current-dependent Pvid
13 W
Rated operational current for specified heat dissipation (In)
70 A
Static heat dissipation, non-current-dependent Pvs
13 W
Fitted with
Internal bypass contacts; Internal bypass
Functions
Soft start function; Suppression of closing transients; Potential isolation between power and control sections; Min. ramp time 1 s - fast switching (semiconductor contactor); Suppression of DC components for motors; Single direction
Class
Other
Connection to SmartWire-DT
No
Degree of protection
NEMA 1; IP20
Frame size
FS3
Mains voltage - max
480 V
Mains voltage - min
200 V
Overvoltage category
II
Pollution degree
2
Radio interference class
Class B (EN 55011)
Suitable for
Branch circuits, (UL/CSA)
Type
Soft starter for three-phase loads
Voltage type
AC/DC
Number of outputs
2 Relay Outputs (TOR, Ready)
Output voltage
250 V AC (relay outputs)
Protection
Finger and back-of-hand proof, Protection against direct contact
Rated control voltage (Uc)
24 V AC; 24 V DC; 24 V DC (-15 %/+10 %)
Rated operational current (Ie) at AC-11
1 A
Overload cycle
AC-53a: 3 - 5: 75 - 10
Rated operational current (Ie) at AC-53
70 A
Rated operational voltage (Ue) - max
480 V
Rated operational voltage (Ue) - min
230 V
Short-circuit protection rating
NZMN1-M80, Type “1” coordination, Main conducting paths; 3 x 170M4008, Type „2“ coordination (additional with the fuses for coordination type „1“), Main conducting paths
Supply frequency
50/60 Hz, fLN, Main circuit
Voltage rating - max
480 V
Assigned motor power at 200/208 V, 60 Hz, 3-phase
20 HP
Assigned motor power at 220/230 V, 60 Hz, 3-phase
25 HP
Assigned motor power at 460/480 V, 60 Hz, 3-phase
50 HP
Rated operational power at 220/230 V, 50 Hz
15 kW
Rated operational power at 400 V, 50 Hz
37 kW
Application
1-phase motors: No 3-phase motors: Yes Soft starting of three-phase asynchronous motors
Delay time
0 - 30 s, Soft start function, Ramp times
Ramp/run-up time
30 s
Start voltage
Max. 100 %, Soft start function, Start voltage = turn-off voltage; Min. 30 %, Soft start function, Start voltage = turn-off voltage
Screwdriver size
PZ2, 1 x 6 mm, Terminal screw, Standard screwdriver; 0.6 x 3.5 mm, Terminal screws, Control circuit cables
Terminal capacity (copper band)
2 x 9 x 0.8 mm, Main cables; 9 x 9 x 0.8 mm, Main cables
Terminal capacity (flexible with ferrule)
2 x (0.5 - 0.75) mm², Control circuit cables; 1 x (0.5 - 1.5) mm², Control circuit cables
Terminal capacity (solid)
1 x (0.5 - 2.5) mm², Control circuit cables; 2 x (6 - 25) mm², Main cables; 2 x (0.5 - 1.0) mm², Control circuit cables; 1 x (25 - 70) mm², Main cables
Terminal capacity (solid/stranded AWG)
1 x (21 - 14), Control circuit cables; 1 x (12 - 2/0), Main cables; 2 x (21 - 18), Control circuit cables
Terminal capacity (stranded)
2 x (6 - 25) mm², Main cables; 1 x (25 - 70) mm², Main cables; 1 x (0.5 - 1.5) mm², Control circuit cables; 2 x (0.5 - 1.0) mm², Control circuit cables
Tightening torque
0.4 Nm, Screw terminals, Control circuit cables; 9 Nm (> 10 mm²); 6 Nm (≤ 10 mm²)
With display
No
Rated operating voltage Ue
230–460 V
Rated control supply voltage AC 50 Hz
24 V
Rated control supply voltage AC 60 Hz
24 V
Rated control supply voltage DC
24 V
Rated operation current Ie at 40 °C Tu
70 A
Rated power three-phase motor, inline, at 230 V
15 kW
Rated power three-phase motor, inline, at 400 V
37 kW
Rated surrounding temperature without derating
40 °C
Integrated motor overload protection
No
Voltage type for actuating
AC/DC
Internal bypass
Yes
Torque control
No
Country of origin
United Kingdom

Standards & Compliance

HS Code
8537.10

Cross References

  • EAN 4015081680641
  • SAP 1200186000
  • Code 82120440

Product Documentation

Document preview: Soft starter DS7, 70 (171749) — Specification Data Sheet (OEM)

Catalogue entry last verified: 2026-09-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy 171749?
171749 can be ordered from cballast.com as a Eaton catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
What is the manufacturer part number for this Eaton product?
The manufacturer part number is 171749.
What is the HS code for 171749?
The customs tariff (HS) code for 171749 is 8537.10.
Who manufactures 171749?
171749 is a Eaton product in the Drives & Controllers range.
Is a datasheet available for 171749?
Yes — the 171749 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for 171749?
The minimum order quantity is 1.
Is 171749 available?
Yes — 171749 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).