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Siemens 3RH1981-1DA11

1st lateral auxiliary switch 1 NO contact 1 NC contact, screw terminal, for contactors 3RT148

SiemensMFR # 3RH1981-1DA11SKU # YLSABCCZDAS0RU

product brand nameSIRIUS

product categoryAuxiliary switch

product designationauxiliary switch

design of the productfirst laterally mountable

product type designation3RH19

suitability for usefor 3RT148

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About This Product

1st lateral auxiliary switch 1 NO contact 1 NC contact, screw terminal, for contactors 3RT148

Siemens 3RH1981-1DA11

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 categoryAuxiliary switch

product designationauxiliary switch

design of the productfirst laterally mountable

product type designation3RH19

suitability for usefor 3RT148

General technical data

insulation voltage with degree of pollution 3 at AC rated value600 V

surge voltage resistance rated value6 kV

protection class IP on the frontIP00

mechanical service life (operating cycles) typical1 000 000

electrical endurance (operating cycles) at AC-15 at 230 V typical250 000

Substance Prohibitance (day/month/year)05/15/2019

Net Weight0.048 kg

instantaneous contact1

lagging switching0

instantaneous contact1

leading contact0

number of CO contacts of auxiliary contacts instantaneous contact0

at 24 V16 A

at 230 V16 A

operational current of auxiliary contacts at AC-12 maximum16 A

at 24 V6 A

at 230 V3 A

at 400 V1.5 A

at 24 V6 A

at 48 V2 A

at 60 V2 A

at 110 V1 A

at 125 V0.55 A

at 220 V0.27 A

at 250 V0.27 A

design of the miniature circuit breaker for short-circuit protection of the auxiliary circuit up to 230 VC characteristic: 10 A; 0.4 kA

Ambient conditions

during operation-25 ... +55 °C

during storage-40 ... +80 °C

Safety related data

mirror contact according to IEC 60947-4-1Yes; with 3RT148

positively driven operation according to IEC 60947-5-1No

Short-circuit protection

design of the miniature circuit breaker for short-circuit protection of the auxiliary circuit up to 230 VC characteristic: 10 A; 0.4 kA

design of the fuse link for short-circuit protection of the auxiliary switch requiredgG: 10 A (500 V, 1 kA)

Installation/ mounting/ dimensions

fastening methodscrew fixing

height72 mm

width12.8 mm

depth65.5 mm

Connections/ Terminals

type of electrical connection for auxiliary and control circuitscrew-type terminals

solid or stranded1 ... 2.5 mm²

finely stranded with core end processing1 ... 2.5 mm²

— solid2x (1 ... 2,5 mm²)

— solid or stranded2x (1 ... 2.5 mm²)

— finely stranded with core end processing2x (1 ... 2,5 mm²)

for AWG cables for auxiliary contacts2x (16 ... 14)

AWG number as coded connectable conductor cross section for auxiliary contacts16 ... 14

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Siemens 3RH1981-1DA11

About This Product

Siemens 3RH1981-1DA11

Specifications

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