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Eaton/Moeller
S801+U42N3S
Type S801 Plus Soft Starter

S801 Soft Starter Family Shot
Product Description

Eaton’s S801+ line of reduced voltage soft starters is very compact, multifunctional, easy to install and easy to program. Designed to control acceleration and deceleration of three-phase motors, the line is available for current ranges from 11A all the way through 1000A applications, and is suitable for mounting in motor control centers or in enclosed control (NEMA 1, 4, 4X and 12) applications.


S801+U42N3S

Frame Size = U

S801+U42N3S Standard Duty Ratings

Rated
Current
Three-Phase Motors
kW Rating (50 Hz) hp Rating (60 Hz)
200V 230V 460V 575–600V
230V  380–400V 440V 1.0SF 1.15SF 1.0SF 1.15SF 1.0SF 1.15SF 1.0SF 1.15SF
Standard Duty - 15 Second Ramp, 300% Current Limit at 40°C, Inline Connection
420 129 220 257 150 125 175 150 350 300 450 350
Severe Duty -  >30 Second Ramp, >300% Current Limit
305 90 160 185 100 75 100 100 250 200 300 250

S801+U42N3S Specifications

Description S801+U42N3S S801+U50N3S(1) S801+V36N3S S801+V42N3S
Max. current
capacity (A)
420 500 360 420
General Information
Bypass
mechanical lifespan
10M 10M 10M 10M
Insulating voltage Ui 660 V 660 V 660 V 660 V
Ramp time range 0.5–180 seconds 0.5–180 seconds 0.5–180 seconds 0.5–180 seconds
Resistance
to vibration
3g 3g 3g 3g
Resistance to shock 15g 15g 15g 15g
Electrical Information
Operating voltage 200–600 V 200–600 V 200–600 V 200–600 V
Operating frequency 47–63 Hz 47–63 Hz 47–63 Hz 47–63 Hz
Overload setting 30–100% 30–100% 30–100% 30–100%
Trip class 5, 10, 20 and 30 5, 10, 20 and 30 5, 10, 20 and 30 5, 10, 20 and 30
Cabling Capacity (IEC 947)
Number
of conductors
1 or 2 1 or 2 1 or 2 1 or 2
Wire sizes 4 AWG
to 500 kcmil
4 AWG
to 500 kcmil
4 AWG
to 500 kcmil
4 AWG
to 500 kcmil
Type of connectors Add-on lug kit Add-on lug kit Add-on lug kit Add-on lug kit
Control Wiring (12-Pin)
Wire sizes in AWG 22 - 14 22 - 14 22 - 14 22 - 14
Number of
conductors (stranded)
2 (or one AWG 12) 2 (or one AWG 12) 2 (or one AWG 12) 2 (or one AWG 12)
Torque
requirements in lb-in
3.5 3.5 3.5 3.5
Solid, stranded
or flexible max.
size in mm2
3.31 3.31 3.31 3.31
Control Power Requirements
Voltage range
(24V ±10%)
21.6–26.4 21.6–26.4 21.6–26.4 21.6–26.4
Steady-state
current amps
1.0 1.0 1.0 1.0
Inrush current amps 10 10 10 10
Ripple 1% 1% 1% 1%
Relays (1) Class A and C
Voltage AC -
maximum
240 240 240 240
Voltage DC -
maximum
120 120 120 120
Amps - maximum 3 3 3 3
Environment
Temperature -
operating
–30° to 50° C
no derating)
consult factory for
operation >50° C
–30° to 50° C
no derating)
consult factory for
operation >50° C
–30° to 50° C
no derating)
consult factory for
operation >50° C
–30° to 50° C
no derating)
consult factory for
operation >50° C
Temperature -
storage
–50° to 70° C –50° to 70° C –50° to 70° C –50° to 70° C
Altitude <2000m -
consult factory
for operation
>2000m
<2000m -
consult factory
for operation
>2000m
<2000m -
consult factory
for operation
>2000m
<2000m -
consult factory
for operation
>2000m
Humidity <95%
noncondensing
<95%
noncondensing
<95%
noncondensing
<95%
noncondensing
Operating position Any Any Any Any
Pollution degree
IEC947-1
3 3 3 3
Impulse withstand
voltage IEC947-4-1
6000 V 6000 V 6000 V 6000 V

NOTES:
(1) 801+U50N3S unit does not have IEC certification.

S801+U42N3S Dimensions

S801+U42N3S Dimensions

Part Number Selection Guide

S801 Part Number Selection Guide

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