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Siemens 3RH1981-1JA11

Photo may not represent actual item. Refer to name and product specs for all details.

Siemens 3RH1981-1JA11

2nd lateral auxiliary switch 1 NO, 1 NC, screw terminal for contactor 3RT148

SiemensMFR # 3RH1981-1JA11SKU # YLSTSAU24EBKK1A
product brand nameSIRIUS
product categoryAuxiliary switch
product designationauxiliary switch
design of the productsecond can be mounted laterally
product type designation3RH19
suitability for usefor 3RT148
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About This Product

2nd lateral auxiliary switch 1 NO, 1 NC, screw terminal for contactor 3RT148

Siemens 3RH1981-1JA11

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Specifications

product brand nameSIRIUS
product categoryAuxiliary switch
product designationauxiliary switch
design of the productsecond can be mounted laterally
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 Weight0.058 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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