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S811+U50P3S
S811 Plus Premium Soft Starter

Type S811+, Soft Starters with DIM
S811+ Premium

In addition to what is already there in the S811+ standard, these devices offer pump control and extended ramp functions.


S811+N37P3S

Frame Size = U

Current Range

156 - 500

S811+U50P3S 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
500 150 257 300 150 150 200 150 400 350 500 450
Severe Duty - 30 Second Ramp and/or 450% Current Limit at 50°C, Inline Connection
365 110 185 220 125 100 150 125 300 250 350 300
Standard Duty - 15 Second Ramp, 300% Current Limit at 40°C, Inside-the-Delta Connection
865 150 257 300 250 250 300 250 600 550 750 700
Severe Duty - —30 Second Ramp and/or 450% Current Limit at 50°C, Inside-the-Delta Connection
623 110 185 220 200 150 250 200 450 400 550 450

S811+U50P3S Specifications

Description S811+U42… S811+U50…(1) S811+V36… S811+V42…
Max. current
capacity (A)
420 500 360 420
FLA range 131–420 156–500 112–360 131–420
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
(0.5–360 seconds S811+ Premium)
0.5–180 seconds
(0.5–360 seconds S811+ Premium)
0.5–180 seconds
(0.5–360 seconds S811+ Premium)
0.5–180 seconds
(0.5–360 seconds S811+ Premium)
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) S811+U50… unit does not have IEC certification.

S811+U50P3S Dimensions

S811+U50P3S Dimensions

Part Number Selection Guide

S801 Part Number Selection Guide

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