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Siemens 3UG5651-1CW31

Digital monitoring relay speed monitoring from 0.1 to 2200 r/min overshoot and undershoot supply voltage 24…

MPN: 3UG5651-1CW31
Category: Speed monitoring

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What is the Siemens 3UG5651-1CW31?

digital monitoring relay speed monitoring from 0.1 to 2200 r/min overshoot and undershoot supply voltage 24 ... 240 V AC/DC, 50 .. 60 Hz ON delay and tripping delay 0.1..999.9 s 2 changeover contacts screw terminal SIL 1/PL c

Specifications

General

product brand name	SIRIUS
product designation	Speed monitoring relay with digital setting
design of the product	monitoring of speed, external power supply with auxiliary voltage for safety applications
product type designation	3UG5

General technical data

product function	RPM monitoring relay
design of the display	LCD
Apparent power consumption at DC — at 24 V maximum	4.2 V·A
apparent power consumption at AC — at 24 V maximum	5.8 V·A
apparent power consumption at AC — at 240 V maximum	8 V·A
insulation voltage — rated value	690 V
insulation voltage — for overvoltage category III according to IEC 60664 — with degree of pollution 2 rated value	690 V
insulation voltage — for overvoltage category III according to IEC 60664 — with degree of pollution 3 rated value	690 V
degree of pollution	3
type of voltage of the control supply voltage	AC/DC
surge voltage resistance rated value	4 kV
protection class IP — of the enclosure	IP20
protection class IP — of the terminal	IP20
shock resistance according to IEC 60068-2-27	sinusoidal half-wave 15 g / 11 ms
vibration resistance according to IEC 60068-2-6	f = 4 ... 5,81 Hz, dmax = 15 mm; f = 5,81 ... 500 Hz, Amax = 20 m/s²; 10 cycles
mechanical service life (operating cycles) typical	10 000 000
electrical endurance (operating cycles) at AC-15 at 230 V typical	100 000
thermal current of the switching element with contacts maximum	5 A
reference code according to IEC 81346-2	K
relative repeat accuracy	1 %
Substance Prohibitance (day/month/year)	06/01/2023
SVHC substance name	Lead 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
Net Weight	0.167 kg

Product Function

product function — standstill monitoring	No
product function — rotation speed monitoring	Yes
product function — error memory	Yes
product function — galvanic isolation	Yes
product function — adjustable open/closed-circuit current principle	No
product function — external reset	Yes
product function — auto-RESET	Yes
product function — manual RESET	Yes
suitability for use safety-related circuits	Yes

Control circuit/ Control

control supply voltage at AC — at 50 Hz rated value	24 ... 240 V
control supply voltage at AC — at 60 Hz rated value	24 ... 240 V
control supply voltage at DC rated value	24 ... 240 V
operating range factor control supply voltage rated value at DC — initial value	0.85
operating range factor control supply voltage rated value at DC — full-scale value	1.1
operating range factor control supply voltage rated value at AC at 50 Hz — initial value	0.85
operating range factor control supply voltage rated value at AC at 50 Hz — full-scale value	1.1
operating range factor control supply voltage rated value at AC at 60 Hz — initial value	0.85
operating range factor control supply voltage rated value at AC at 60 Hz — full-scale value	1.1

Measuring circuit

measurable line frequency	50 ... 60 Hz
adjustable operating delay time	0 ... 999.9 s
adjustable response delay time — when starting	0 ... 1 000 s
adjustable response delay time — with lower or upper limit violation	0 ... 1 000 s
buffering time in the event of power failure minimum	10 ms
accuracy of digital display	+/- 1 Digit

Precision

relative metering precision

10 %

Communication/ Protocol

protocol is supported IO-Link protocol

Auxiliary circuit

number of NC contacts delayed switching	0
number of NO contacts delayed switching	0
number of CO contacts delayed switching	2
operating frequency with 3RT2 contactor maximum	5 000 1/h

Inputs/ Outputs

design of input feedback input	No
number of outputs as contact-affected switching element — for signaling function — delayed switching	2
number of outputs as contact-affected switching element — safety-related — delayed switching	2
number of outputs as contact-affected switching element — safety-related — instantaneous contact	0
number of outputs as contact-less semiconductor switching element — for signaling function — delayed switching	0
number of outputs as contact-less semiconductor switching element — for signaling function — instantaneous contact	0
number of outputs as contact-less semiconductor switching element — safety-related — delayed switching	0
number of outputs as contact-less semiconductor switching element — safety-related — instantaneous contact	0
ampacity of the output relay at AC-15 — at 230 V at 50/60 Hz	3 A
ampacity of the output relay at AC-15 — at 250 V at 50/60 Hz	3 A
ampacity of the output relay at AC-15 — at 400 V at 50/60 Hz	3 A
ampacity of the output relay at DC-13 — at 24 V	1 A
ampacity of the output relay at DC-13 — at 110 V	0.2 A
ampacity of the output relay at DC-13 — at 125 V	0.2 A
ampacity of the output relay at DC-13 — at 230 V	0.1 A
ampacity of the output relay at DC-13 — at 250 V	0.1 A
operational current at 17 V minimum	5 mA
continuous current of the DIAZED fuse link of the output relay	6 A

Electromagnetic compatibility

conducted interference — due to burst according to IEC 61000-4-4	2 kV
conducted interference — due to conductor-earth surge according to IEC 61000-4-5	2 kV
conducted interference — due to conductor-conductor surge according to IEC 61000-4-5	1 kV
field-based interference according to IEC 61000-4-3	10 V/m
electrostatic discharge according to IEC 61000-4-2	6 kV contact discharge / 8 kV air discharge

Galvanic isolation

galvanic isolation — between input and output	Yes
galvanic isolation — between the outputs	Yes
galvanic isolation — between the voltage supply and other circuits	Yes

Safety related data

product function suitable for safety function	Yes
function test interval maximum	1 a
Safety Integrity Level (SIL) according to IEC 62061	SIL 1
PFHD with high demand rate according to IEC 62061	1.4E-6 1/h
performance level (PL) according to ISO 13849-1	PL c
category according to ISO 13849-1	2
Safety Integrity Level (SIL) according to IEC 61508	1
safety device type according to IEC 61508-2	Type B
PFDavg with low demand rate according to IEC 61508	0.0023
Safe failure fraction (SFF)	60 %
hardware fault tolerance according to IEC 61508	0
T1 value of service life according to IEC 61508	20 a
protection class IP on the front according to IEC 60529	IP20

Connections/ Terminals

product component removable terminal for auxiliary and control circuit	Yes
type of electrical connection	screw terminal
type of electrical connection — for auxiliary and control circuit	screw-type terminals
type of connectable conductor cross-sections — solid	1x (0.5 ... 4 mm²), 2x (0.5 ... 2.5 mm²)
type of connectable conductor cross-sections — finely stranded with core end processing	1x (0.5 ... 4 mm²), 2x (0.5 ... 1.5 mm²)
type of connectable conductor cross-sections — for AWG cables solid	1x (20 ... 12), 2x (20 ... 14)
connectable conductor cross-section — solid	0.5 ... 4 mm²
connectable conductor cross-section — finely stranded with core end processing	0.5 ... 4 mm²
AWG number as coded connectable conductor cross section — solid	20 ... 12
AWG number as coded connectable conductor cross section — stranded	20 ... 12
tightening torque with screw-type terminals	0.6 ... 0.8 N·m

Installation/ mounting/ dimensions

mounting position	any
fastening method	screw and snap-on mounting
height	100 mm
width	22.5 mm
depth	90 mm
required spacing — with side-by-side mounting — forwards	0 mm
required spacing — with side-by-side mounting — backwards	0 mm
required spacing — with side-by-side mounting — upwards	0 mm
required spacing — with side-by-side mounting — downwards	0 mm
required spacing — with side-by-side mounting — at the side	0 mm
required spacing — for grounded parts — forwards	0 mm
required spacing — for grounded parts — backwards	0 mm
required spacing — for grounded parts — upwards	0 mm
required spacing — for grounded parts — at the side	0 mm
required spacing — for grounded parts — downwards	0 mm
required spacing — for live parts — forwards	0 mm
required spacing — for live parts — backwards	0 mm
required spacing — for live parts — upwards	0 mm
required spacing — for live parts — downwards	0 mm
required spacing — for live parts — at the side	0 mm

Ambient conditions

installation altitude at height above sea level maximum	2 000 m
ambient temperature — during operation	-25 ... +60 °C
ambient temperature — during storage	-40 ... +80 °C
ambient temperature — during transport	-40 ... +80 °C

Downloads & documentation

Official documents from Siemens, downloaded directly from the manufacturer.

Data sheets & manuals

Product data sheet 3UG5651-1CW31PDF

3UG5651-1CW31: frequently asked questions

When can 3UG5651-1CW31 be shipped?

3UG5651-1CW31 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up 3UG5651-1CW31 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for 3UG5651-1CW31 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 3UG5651-1CW31, subject to availability and destination.