Active
contactor relay
Part Number: 3RH2122-1AL00
Brand
Category
Contactor relay
Siemens 3RH2122-1AL00. contactor relay, 2 NO + 2 NC, 125 V AC, 50/60 Hz, screw terminal, frame size S00.
Specifications
Mechanical
Net Weight0.23 kg
Dimensions
Width45 mm
Height57.5 mm
Depth73 mm
Other
— upwards10 mm
— forwards10 mm
— downwards10 mm
arcing time10 ... 15 ms
— at the side6 mm
fastening methodscrew and snap-on mounting onto 35 mm DIN rail
mounting position+/-180° rotation possible on vertical mounting surface; can be tilted forward and backward by +/- 22.5° on vertical mounting surface
size of contactorS00
— solid or stranded2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), 2x 4 mm²
product brand nameSIRIUS
degree of pollution3
product designationAuxiliary contactor
service life maximum20 a
product type designation3RH2
relative humidity minimum10 %
Substance Prohibitance (Date)10/01/2009
product extension auxiliary switchYes
device type according to ISO 13849-13
operating frequency at DC-12 maximum1 000 1/h
operating frequency at DC-13 maximum1 000 1/h
operational current at AC-12 maximum10 A
surge voltage resistance rated value6 kV
reference code according to IEC 81346-2K
— finely stranded with core end processing2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
contact reliability of auxiliary contacts1 faulty switching per 100 million (17 V, 1 mA)
apparent pick-up power of magnet coil at AC37 VA
safety device type according to IEC 61508-2Type A
apparent holding power of magnet coil at AC5.7 VA
number of NC contacts for auxiliary contacts2
number of NO contacts for auxiliary contacts2
type of voltage of the control supply voltageAC
suitability for use safety-related switching OFFYes
overdimensioning according to ISO 13849-2 necessaryYes
contact rating of auxiliary contacts according to ULA600 / Q600
touch protection on the front according to IEC 60529finger-safe, for vertical contact from the front
B10 value with high demand rate according to SN 319201 000 000; With 0.3 x Ie
inductive power factor with closing power of the coil0.8
identification number and letter for switching elements22 E
installation altitude at height above sea level maximum2 000 m
protection class IP on the front according to IEC 60529IP20
inductive power factor with the holding power of the coil0.25
failure rate [FIT] with low demand rate according to SN 31920100 FIT
relative humidity at 55 °C according to IEC 60068-2-30 maximum95 %
insulation voltage with degree of pollution 3 at AC rated value690 V
type of electrical connection for auxiliary and control circuitscrew-type terminals
power loss [W] for rated value of the current without load current share typical1.43 W
design of the fuse link for short-circuit protection of the auxiliary switch requiredgG: 10 A (690 V, 1 kA)
design of the miniature circuit breaker for short-circuit protection of the auxiliary circuit up to 230 VC characteristic: 10 A; 0.4 kA
