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Siemens 3UG4641-1CS20

!!! product phase-out !!! the preferred successor is 3UG5643-1CS20 digital monitoring relay cos phi and current monitoring from 90 to 690 V AC overshoot and undershoot with internal power supply 50 to 60 Hz AC noise pulses delay 0.1 to 20 s hysteresis for (I) 0.1 to 2 A 2 changeover contacts with or without fault buffer screw terminal

SiemensMFR # 3UG4641-1CS20SKU # CEY-8EF3B030B4FF

product brand nameSIRIUS

product type designation3UG4

product functionactive power monitoring relay

design of the displayLCD

with degree of pollution 3 rated value690 V

degree of pollution3

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About This Product

Siemens 3UG4641-1CS20

Genuine, certified Siemens product
Fast sourcing through a worldwide supply network
Product selection and compatibility support from our technical team
Equivalent and alternative product suggestions
Quotation and lead time tailored to your request

Specifications

product brand nameSIRIUS

product designationCos phi monitoring relay with digital setting

product type designation3UG4

General technical data

product functionactive power monitoring relay

design of the displayLCD

with degree of pollution 3 rated value690 V

degree of pollution3

surge voltage resistance rated value6 kV

shock resistance according to IEC 60068-2-27sinusoidal half-wave 15 g / 11 ms

vibration resistance according to IEC 60068-2-61 ... 6 Hz: 15 mm, 6 ... 500 Hz: 2 g

mechanical service life (operating cycles) typical10 000 000

electrical endurance (operating cycles) at AC-15 at 230 V typical100 000

thermal current of the switching element with contacts maximum5 A

reference code according to IEC 81346-2K

relative repeat accuracy1 %

Substance Prohibitance (day/month/year)05/01/2012

SVHC substance nameLead CAS-No. 7439-92-1 Lead monoxide (lead oxide) CAS-No. 1317-36-8 2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one CAS-No. 71868-10-5 Melamine CAS-No. 108-78-1 6,6'-di-tert-butyl-2,2'-methylenedi-p-cresol CAS-No. 119-47-1

Net Weight0.145 kg

Product Function

phase sequence recognitionNo

phase failure detectionNo

asymmetry detectionNo

voltage monitoringNo

current monitoringYes

overcurrent detection 1 phaseYes

undercurrent detection 1 phaseYes

adjustable open/closed-circuit current principleYes

external resetYes

Control circuit/ Control

type of voltage of the control supply voltageAC

control supply voltage rated value90 ... 690 V

at 50 Hz rated value90 ... 690 V

at 60 Hz rated value90 ... 690 V

supply voltage frequency for auxiliary and control circuit rated value50 ... 60 Hz

initial value1

full-scale value1

initial value1

full-scale value1

Supply voltage

supply voltage frequency rated value60 ... 50 Hz

Measuring circuit

type of current for monitoringAC

measurable current0.2 ... 10 A

10.2 ... 10 A

20.2 ... 10 A

when starting0 ... 99 s

with lower or upper limit violation0.1 ... 20 s

adjustable switching hysteresis for measured current value100 ... 2 000 mA

buffering time in the event of power failure minimum10 ms

accuracy of digital display+/-1 digit

Precision

relative metering precision10 %

Auxiliary circuit

number of NC contacts delayed switching0

number of NO contacts delayed switching0

number of CO contacts delayed switching2

operating frequency with 3RT2 contactor maximum5 000 1/h

Main circuit

number of poles for main current circuit2

operating voltage rated value90 ... 690 V

at 250 V at 50/60 Hz3 A

at 400 V at 50/60 Hz3 A

at 24 V1 A

at 125 V0.2 A

at 250 V0.1 A

operational current at 17 V minimum5 mA

continuous current of the DIAZED fuse link of the output relay4 A

Electromagnetic compatibility

due to burst according to IEC 61000-4-42 kV

due to conductor-earth surge according to IEC 61000-4-52 kV

due to conductor-conductor surge according to IEC 61000-4-51 kV

field-based interference according to IEC 61000-4-310 V/m

electrostatic discharge according to IEC 61000-4-26 kV contact discharge / 8 kV air discharge

Galvanic isolation

between input and outputYes

between the outputsYes

between the voltage supply and other circuitsYes

Connections/ Terminals

product component removable terminal for auxiliary and control circuitYes

type of electrical connectionscrew terminal

solid1x (0.5 ... 4 mm²), 2x (0.5 ... 2.5 mm²)

finely stranded with core end processing1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²)

for AWG cables solid2x (20 ... 14)

for AWG cables stranded2x (20 ... 14)

solid0.5 ... 4 mm²

finely stranded with core end processing0.5 ... 2.5 mm²

solid20 ... 14

stranded20 ... 14

tightening torque with screw-type terminals1.2 ... 0.8 N·m

Installation/ mounting/ dimensions

mounting positionany

fastening methodsnap-on mounting

height102 mm

width22.5 mm

depth91 mm

— forwards0 mm

— backwards0 mm

— upwards0 mm

— downwards0 mm

— at the side0 mm

— forwards0 mm

— backwards0 mm

— upwards0 mm

— at the side0 mm

— downwards0 mm

— forwards0 mm

— backwards0 mm

— upwards0 mm

— downwards0 mm

— at the side0 mm

Ambient conditions

installation altitude at height above sea level maximum2 000 m

during operation-25 ... +60 °C

during storage-40 ... +85 °C

during transport-40 ... +85 °C

Approvals Certificates

global warming potential [CO2 eq] / during manufacturing4.44 kg

global warming potential [CO2 eq] / during sales0.0341 kg

global warming potential [CO2 eq] / during operation13.7 kg

global warming potential [CO2 eq] / after end of life-1.06 kg

global warming potential [CO2 eq] / total17.1 kg

Accessories 3

Genuine accessories that can be used with the Siemens 3UG4641-1CS20 motor and are supplied separately are listed below. Click a code to open the accessory page and see the other compatible motors.