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Siemens 3RF2420-2AB45

***phase-out type*** solid-state contactor 3-phase 3RF2 AC 51 / 20 A / 40 °C 48-600 V / 4-30 V DC 2-phase controlled spring-loaded terminal blocking voltage 1200 V

SiemensMFR # 3RF2420-2AB45SKU # CEY-8EF3B0395C51

product brand nameSIRIUS

product designationsolid-state contactor

design of the product2-pole controlled

product type designation3RF24

product functionzero-point switching

at AC in hot operating state44 W

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About This Product

***phase-out type*** solid-state contactor 3-phase 3RF2 AC 51 / 20 A / 40 °C 48-600 V / 4-30 V DC 2-phase controlled spring-loaded terminal blocking voltage 1200 V

Siemens 3RF2420-2AB45

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 designationsolid-state contactor

design of the product2-pole controlled

product type designation3RF24

_2 of the accessories that can be ordered3RF2900-0EA18

_2 of the accessories that can be orderedconverter

General technical data

product functionzero-point switching

at AC in hot operating state44 W

at AC in hot operating state per pole14.67 W

without load current share typical0.9 W

insulation voltage rated value600 V

degree of pollution3

surge voltage resistance of main circuit rated value6 kV

protection class IPIP20

protection class IP on the front according to IEC 60529IP20

shock resistance according to IEC 60068-2-2715 g / 11 ms

vibration resistance according to IEC 60068-2-62 g

reference code according to IEC 81346-2Q

Substance Prohibitance (day/month/year)07/01/2006

SVHC substance nameLead monoxide (lead oxide) CAS-No. 1317-36-8 2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one CAS-No. 71868-10-5 Melamine CAS-No. 108-78-1 Dibutylbis(pentane-2,4-dionato-O,O')tin CAS-No. 22673-19-4

Net Weight0.305 kg

Main circuit

number of poles for main current circuit3

number of NO contacts for main contacts2

number of NC contacts for main contacts0

type of voltage of the operating voltageAC

— at 50 Hz rated value48 ... 600 V

— at 60 Hz rated value48 ... 600 V

operating frequency rated value50 ... 60 Hz

relative symmetrical tolerance of the operating frequency10 %

at 50 Hz40 ... 660 V

at 60 Hz40 ... 660 V

at AC-1 at 400 V rated value22 A

at AC-51 rated value22 A

at AC-51 according to IEC 60947-4-315 A

according to UL 508 rated value15 A

operational current minimum500 mA

rate of voltage rise at the thyristor for main contacts maximum permissible1 000 V/µs

blocking voltage at the thyristor for main contacts maximum permissible1 200 V

reverse current of the thyristor10 mA

derating temperature40 °C

surge current resistance rated value600 A

I2t value maximum1 800 A²·s

Control circuit/ Control

type of voltage of the control supply voltageDC

control supply voltage 1 at DC rated value maximum permissible30 V

control supply voltage 1 at DC4 ... 30 V

initial value for signal <1> detection4 V

full-scale value for signal<0> recognition1 V

symmetrical line frequency tolerance5 Hz

at DC22 mA

control current at DC rated value30 mA

ON-delay time1 ms; additionally max. one half-wave

Installation/ mounting/ dimensions

fastening method side-by-side mountingYes

fastening methodscrew fixing and snap-on mounting on standard mounting rail 35 mm according to IEC 60715

design of the thread of the screw for securing the equipmentM4

height100 mm

width45 mm

depth117 mm

Connections/ Terminals

product component removable terminal for auxiliary and control circuitYes

for main current circuitspring-loaded terminals

for auxiliary and control circuitspring-loaded terminals

— solid2x (0.5 ... 2.5 mm²)

— finely stranded with core end processing2x (0.5 ... 1.5 mm²)

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

for AWG cables for main contacts2x (18 ... 14)

solid or stranded0.5 ... 2.5 mm²

finely stranded with core end processing0.5 ... 1.5 mm²

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

— solid0.5 ... 1.5 mm²

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

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

for AWG cables for auxiliary and control contacts1x (20 ... 12)

AWG number as coded connectable conductor cross section for main contacts14 ... 10

for main contacts10 mm

for auxiliary and control contacts10 mm

UL/CSA ratings

operational current according to UL 508 rated value15 A

Electrical Safety

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

Ambient conditions

installation altitude at height above sea level maximum1 000 m

during operation-25 ... +60 °C

during storage-55 ... +80 °C

Electromagnetic compatibility

due to burst according to IEC 61000-4-42 kV / 5 kHz, behavior criterion 2

due to conductor-earth surge according to IEC 61000-4-52 kV, behavior criterion 2

due to conductor-conductor surge according to IEC 61000-4-51 kV, behavior criterion 2

due to high-frequency radiation according to IEC 61000-4-6140 dBuV in the frequency range 0.15 ... 80 MHz, behavior criterion 1

electrostatic discharge according to IEC 61000-4-24 kV contact discharging / 8 kV air discharging, behavior criterion 2

conducted HF interference emissions according to CISPR11Class A for industrial environment

field-bound HF interference emission according to CISPR11Class A for industrial environment

Short-circuit protection, design of the fuse link

of full range R fuse link for semiconductor protection at NH design usable3NE1814-0

of full range R fuse link for semiconductor protection at cylindrical design usable5SE1320; Maximum operating voltage 400 V!

of back-up R fuse link for semiconductor protection at NH design usable3NE8015-1

of back-up R fuse link for semiconductor protection at cylindrical design 10 x 38 mm usable3NC1032

of back-up R fuse link for semiconductor protection at cylindrical design 14 x 51 mm usable3NC1450

of back-up R fuse link for semiconductor protection at cylindrical design 22 x 58 mm usable3NC2250

up to 460 V3NA3805; These fuses have a smaller rated current than the semiconductor relays

Accessories 1

Genuine accessories that can be used with the Siemens 3RF2420-2AB45 motor and are supplied separately are listed below. Click a code to open the accessory page and see the other compatible motors.