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Siemens 3RH1951-1SA11

Additional auxiliary contact block for 3RT135, 3RT136, 3RT137 1 NC 1 NO, can be mounted on the side, screw terminal

SiemensMFR # 3RH1951-1SA11SKU # YLSMY78N0FUU5HT

product brand nameSIRIUS

product categoryAuxiliary switch

product designationauxiliary switch

design of the productsecond can be mounted laterally

product type designation3RH19

suitability for usefor 3RT135, 3RT136, 3RT137

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About This Product

Additional auxiliary contact block for 3RT135, 3RT136, 3RT137 1 NC 1 NO, can be mounted on the side, screw terminal

Siemens 3RH1951-1SA11

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 productsecond can be mounted laterally

product type designation3RH19

suitability for usefor 3RT135, 3RT136, 3RT137

General technical data

insulation voltage with degree of pollution 3 at AC rated value690 V

surge voltage resistance rated value6 kV

protection class IP on the frontIP20

Substance Prohibitance (day/month/year)03/27/2017

Net Weight0.043 kg

instantaneous contact1

lagging switching0

instantaneous contact1

leading contact0

number of CO contacts of auxiliary contacts instantaneous contact0

operational current at AC-15 at 690 V rated value2 A

at 24 V6 A

at 230 V4 A

at 400 V3 A

at 24 V3 A

at 48 V1.5 A

at 60 V1 A

at 110 V0.55 A

at 125 V0.55 A

at 220 V0.3 A

at 250 V0.3 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-40 ... +60 °C

during storage-40 ... +70 °C

Safety related data

mirror contact according to IEC 60947-4-1Yes; with 3RT135, 3RT136, 3RT137

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 methodsnap-on mounting

height79 mm

width10 mm

depth67 mm

Connections/ Terminals

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

solid or stranded1 ... 4 mm²

finely stranded with core end processing0.75 ... 2.5 mm²

— solid1x (1 ... 4mm²), 2x (1 ... 4mm²)

— solid or stranded1x (1 ... 4mm²), 2x (1 ... 4mm²)

— finely stranded with core end processing1x (0.75 ... 2.5 mm²), 2x (0.75 ... 2.5 mm²)

for AWG cables for auxiliary contacts1x (AWG 18 ... 14), 2x (AWG 18 ... 14)

AWG number as coded connectable conductor cross section for auxiliary contacts18 ... 14

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Siemens 3RH1951-1SA11

About This Product

Siemens 3RH1951-1SA11

Specifications

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