> SIEMENS>CONTROL AND CONTACTORS>Contactors for switching motors>3RH1921-1EA20 SIEMENS first lateral auxiliary switch 2 NO contacts, screw terminal, for contactors 3RT1
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3RH1921-1EA20 SIEMENS first lateral auxiliary switch 2 NO contacts, screw terminal, for contactors 3RT1 View larger
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3RH1921-1EA20 SIEMENS first lateral auxiliary switch 2 NO contacts, screw terminal, for contactors 3RT1

3RH1921-1EA20

SIEMENS

first lateral auxiliary switch 2 NO contacts, screw terminal, for contactors 3RT1

Auxiliary switch block, 2NA, DIN EN50005, side, 17.5 mm, screw connection, size S0... S3 for SIRIUS Motor contactor, 2 poles.

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Low-voltage industrial components > Auxiliary contact block

CONTROL AND CONTACTORS > Contactors for switching motors

Brand new product in its original packaging covered by the warranties and certifications provided by SIEMENS

Total: $20.22
Unit price: $20.22
This price is per unit and is the net value (not including taxes if applicable).

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Technical data

first lateral auxiliary switch 2 NO contacts, screw terminal, for contactors 3RT1
General technical data
product brand nameSIRIUS
suitability for useContactor relay and power contactor
protection class IP on the frontIP20
ambient temperature
● during storage-55 ... +80 °C
● during operation-25 ... +60 °C
mechanical service life (switching cycles) typical10 000 000
electrical endurance (switching cycles) at AC-15 at 230 V typical200 000
contact reliability of auxiliary contacts1 faulty switching per 100 million (17 V, 1 mA)
insulation voltage with degree of pollution 3 at AC rated value500 V
surge voltage resistance rated value6 kV
Auxiliary circuit
number of NC contacts for auxiliary contacts
● instantaneous contact0
number of NO contacts for auxiliary contacts
● instantaneous contact2
operational current of auxiliary contacts at AC-12
● at 24 V10 A
● at 230 V10 A
● maximum10 A
operational current
● of auxiliary contacts
— at AC-14
— at 125 V6 A
— at 250 V6 A
— at AC-15
— at 24 V6 A
— at 230 V6 A
— at 400 V3 A
operational current
● of auxiliary contacts at DC-12
— at 24 V10 A
— at 110 V3 A
— at 220 V1 A
● with 2 current paths in series at DC-12
— at 24 V rated value10 A
— at 60 V rated value10 A
— at 110 V rated value4 A
— at 220 V rated value2 A
— at 440 V rated value1.3 A
● with 3 current paths in series at DC-12
— at 24 V rated value10 A
— at 60 V rated value10 A
— at 110 V rated value10 A
— at 220 V rated value3.6 A
— at 440 V rated value2.5 A
operational current
● of auxiliary contacts at DC-13
— at 24 V6 A
— at 60 V2 A
— at 110 V1 A
— at 220 V0.3 A
● with 2 current paths in series at DC-13
— at 24 V rated value10 A
— at 60 V rated value3.5 A
— at 110 V rated value1.3 A
— at 220 V rated value0.9 A
— at 440 V rated value0.2 A
● with 3 current paths in series at DC-13
— at 24 V rated value10 A
— at 60 V rated value4.7 A
— at 110 V rated value3 A
— at 220 V rated value1.2 A
— at 440 V rated value0.5 A
Installation/ mounting/ dimensions
fastening methodsnap-on mounting
width10 mm
height80 mm
depth71 mm
Connections/ Terminals
type of electrical connection for auxiliary and control circuitscrew-type terminals
type of connectable conductor cross-sections
● for auxiliary contacts
— finely stranded
— with core end processing2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
● at AWG cables for auxiliary contacts2x (20 ... 16), 2x (18 ... 14)
Safety related data
product function mirror contact according to IEC 60947-4-1Yes
● notewith 3RT1
product function positively driven operation according to IEC 60947-5-1No
Certificates/ approvals

Downloads and manuals

General Product ApprovalFunctional Safety/Safety of Machinery

CSA

Confirmation

UL

KC

EAC

Type Examination Certificate

Declaration of ConformityTest CertificatesMarine / Shipping

UK Declaration of Conformity

EC/EU-Declaration of Conformity

Special Test Certificate

Type Test Certificates/Test Report

ABS (American Bureau of Shipping)

BV / Bureau Veritas

Marine / ShippingotherRailway

LR (Lloyds Register)

RINA / Registro Italiano Navale

RMRS / Russian Maritime Register

DNV-GL

Confirmation

Special Test Certificate

Further information
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last modified:1/7/2021
Date
5/4/2022		Subject to change without notice
© Copyright Siemens 2022


Additional data

Product
Article Number (Market Facing Number)3RH1921-1EA20
Product Descriptionfirst lateral auxiliary switch 2 NO contacts, screw terminal, for contactors 3RT1
Product familyInstantaneous
Product Lifecycle (PLM)PM300:Active Product
Price data
Region Specific PriceGroup / Headquarter Price Group41B / 41B
Surcharge for Raw MaterialsNone
Metal FactorLBO-----
Delivery information
Export Control RegulationsAL : N / ECCN : N
Standard lead time ex-works1 Day/Days
Net Weight (kg)0,049 Kg
Packaging Dimension76,00 x 86,00 x 27,00
Package size unit of measureMM
Quantity Unit1 Piece
Packaging Quantity1
Additional Product Information
EAN4011209293618
UPC754554416069
Commodity Code85365080
LKZ_FDB/ CatalogIDCC-IC10
Product Group3729
Group CodeR711
Country of originCzech Republic
Compliance with the substance restrictions according to RoHS directiveSince: 01.07.2006
Product classA: Standard product which is a stock item could be returned within the returns guidelines/period.
WEEE (2012/19/EU) Take-Back ObligationYes
REACH Art. 33 Duty to inform according to the current list of candidates
There is currently no information on SVHC (Substances of Very High Concern http://echa.europa.eu/web/guest/candidate-list-table) from the supply chain and our established procedures for screening our products for Substances of Very High Concern.We compare our products regularly with the information of the upstream users with regard to the substances indicated in the candidate list in accordance with the requirements of the REACH regulation. As soon as we have new findings, our information will be updated accordingly.
Classifications
VersionClassification
eClass627-37-13-02
eClass7.127-37-13-02
eClass827-37-13-02
eClass927-37-13-02
eClass9.127-37-13-02
ETIM5EC000041
ETIM6EC000041
ETIM7EC000041
ETIM8EC000041
IDEA44743
UNSPSC1439-12-15-21
UNSPSC1539-12-15-22

ETIM data

ETIM: EC000041 - Auxiliary contact block

Value Unit
Number of contacts as change-over contact (EF008257) 0
Number of contacts as normally open contact (EF008256) 2
Number of contacts as normally closed contact (EF008255) 0
Number of fault-signal switches (EF007613) 0
Rated operation current Ie at AC-15, 230 V (EF001385) 6A
Type of electric connection (EF003961) Screw connection
Model (EF000010) Top mounting
Mounting method (EF000003) Other
Lamp holder (EF000048) None



Datasheet - PDF

▲
Title: Size: Type:
PDF CATALOGUE SIEMENS EN.pdf 120 Mbytes
PDF CATALOGUE SIEMENS EN.pdf 104 Mbytes
3RH1921-1EA20 3RH1921-1EA20 EN_3RH1921-1EA20.pdf 294 Kbytes 3RH1921-1EA20 3RH1921-1EA20 EN_3RH1921-1EA20.pdf

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