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Siemens 3RH2122-2LF40-0LA0

contactor relay railway, 2 NO + 1 NC, 110 V DC, 0.7-1.25*Us, with integrated varistor, spring-loaded terminal, frame size S00

SiemensMFR # 3RH2122-2LF40-0LA0SKU # CEY-8EF3B02EF80C

product brand nameSIRIUS

product designationContactor relay for railway applications

product type designation3RH2

size of contactorS00

product extension auxiliary switchYes

surge voltage resistance rated value6 kV

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About This Product

contactor relay railway, 2 NO + 1 NC, 110 V DC, 0.7-1.25*Us, with integrated varistor, spring-loaded terminal, frame size S00

Siemens 3RH2122-2LF40-0LA0

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
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Specifications

product brand nameSIRIUS

product designationContactor relay for railway applications

product type designation3RH2

General technical data

size of contactorS00

product extension auxiliary switchYes

power loss [W] for rated value of the current without load current share typical2.8 W

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

surge voltage resistance rated value6 kV

at DC10 g / 5 ms, 5 g / 10 ms

at DC15 g / 5 ms, 8 g / 10 ms

of contactor typical30 000 000

of the contactor with added electronically optimized auxiliary switch block typical5 000 000

of the contactor with added auxiliary switch block typical10 000 000

reference code according to IEC 81346-2K

Substance Prohibitance (day/month/year)10/01/2009

Net Weight302.88 g

Ambient conditions

installation altitude at height above sea level maximum2 000 m

during operation-40 ... +70 °C

during storage-55 ... +80 °C

relative humidity minimum10 %

relative humidity at 55 °C according to IEC 60068-2-30 maximum95 %

Main circuit

at AC10 000 1/h

at DC10 000 1/h

Control circuit/ Control

type of voltage of the control supply voltageDC

control supply voltage at DC rated value110 V

initial value0.7

full-scale value1.25

design of the surge suppressorVaristor

closing power of magnet coil at DC13 W

holding power of magnet coil at DC4 W

at DC25 ... 130 ms

at DC7 ... 20 ms

arcing time10 ... 15 ms

Auxiliary circuit

number of NC contacts for auxiliary contacts1

instantaneous contact1

number of NO contacts for auxiliary contacts2

instantaneous contact2

identification number and letter for switching elements21

operational current at AC-12 maximum10 A

at 230 V rated value10 A

at 400 V rated value3 A

at 500 V rated value2 A

at 690 V rated value1 A

at 24 V rated value10 A

at 110 V rated value3 A

at 220 V rated value1 A

at 440 V rated value0.3 A

at 600 V rated value0.15 A

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

at 600 V rated value0.65 A

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

at 600 V rated value1.8 A

operating frequency at DC-12 maximum1 000 1/h

at 24 V rated value10 A

at 110 V rated value1 A

at 220 V rated value0.3 A

at 440 V rated value0.14 A

at 600 V rated value0.1 A

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

at 600 V rated value0.1 A

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

at 600 V rated value0.26 A

operating frequency at DC-13 maximum1 000 1/h

contact reliability of auxiliary contacts1 faulty switching per 100 million (17 V, 1 mA)

UL/CSA ratings

contact rating of auxiliary contacts according to ULA600 / Q600

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 (690 V, 1 kA)

Installation/ mounting/ dimensions

mounting position+/-180° rotation possible on vertical mounting surface; can be tilted forward and backward by +/- 22.5° on vertical mounting surface

fastening method side-by-side mountingYes

fastening methodscrew and snap-on mounting onto 35 mm DIN rail

height70 mm

width45 mm

depth116 mm

— forwards10 mm

— upwards10 mm

— downwards10 mm

— at the side0 mm

— forwards10 mm

— upwards10 mm

— at the side6 mm

— downwards10 mm

— forwards10 mm

— upwards10 mm

— downwards10 mm

— at the side6 mm

Connections/ Terminals

type of electrical connection for auxiliary and control circuitspring-loaded terminals

solid or stranded0.5 ... 4 mm²

finely stranded with core end processing0.5 ... 2.5 mm²

finely stranded without core end processing0.5 ... 2.5 mm²

— solid or stranded2x (0,5 ... 4 mm²)

— finely stranded with core end processing2x (0.5 ... 2.5 mm²)

— finely stranded without core end processing2x (0.5 ... 2.5 mm²)

for AWG cables for auxiliary contacts2x (20 ... 12)

AWG number as coded connectable conductor cross section for auxiliary contacts20 ... 12

Safety related data

product function positively driven operation according to IEC 60947-5-1Yes

with low demand rate according to SN 3192040 %

with high demand rate according to SN 3192073 %

B10 value with high demand rate according to SN 319201 000 000; With 0.3 x Ie

failure rate [FIT] with low demand rate according to SN 31920100 FIT

IEC 61508

for proof test interval or service life according to IEC 6150820 a

Electrical Safety

protection class IP on the front according to IEC 60529IP20

touch protection on the front according to IEC 60529finger-safe, for vertical contact from the front

Approvals Certificates

global warming potential [CO2 eq] / during manufacturing1.3 kg

global warming potential [CO2 eq] / during operation132 kg

global warming potential [CO2 eq] / after end of life-0.227 kg

global warming potential [CO2 eq] / total133 kg

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Siemens 3RH2122-2LF40-0LA0

About This Product

Siemens 3RH2122-2LF40-0LA0

Specifications

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