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Siemens 3RT2018-1BW42

power contactor, AC-3e/AC-3, 16 A, 7.5 kW / 400 V, 3-pole, 48 V DC, auxiliary contacts: 1 NC, screw terminal, size: S00

SiemensMFR # 3RT2018-1BW42SKU # CEY-8EF3B0393A5D

product brand nameSIRIUS

product designationPower contactor

product type designation3RT2

size of contactorS00

function module for communicationNo

auxiliary switchYes

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About This Product

power contactor, AC-3e/AC-3, 16 A, 7.5 kW / 400 V, 3-pole, 48 V DC, auxiliary contacts: 1 NC, screw terminal, size: S00

Siemens 3RT2018-1BW42

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 designationPower contactor

product type designation3RT2

General technical data

size of contactorS00

function module for communicationNo

auxiliary switchYes

at AC in hot operating state3 W

at AC in hot operating state per pole1 W

without load current share typical4 W

type of calculation of power loss current-dependentquadratic

of main circuit with degree of pollution 3 rated value690 V

of auxiliary circuit with degree of pollution 3 rated value690 V

of main circuit rated value6 kV

of auxiliary circuit rated value6 kV

maximum permissible voltage for protective separation between coil and main contacts according to EN 60947-1400 V

at DC7.3 g / 5 ms, 4.7 g / 10 ms

at DC11,4 g / 5 ms, 7,3g / 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 81346-2Q

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

Net Weight0.268 kg

Ambient conditions

installation altitude at height above sea level maximum2 000 m

during operation-25 ... +60 °C

during storage-55 ... +80 °C

relative humidity minimum10 %

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

Main circuit

number of poles for main current circuit3

number of NO contacts for main contacts3

number of NC contacts for main contacts0

at AC-3 rated value maximum690 V

at AC-3e rated value maximum690 V

at AC-1 at 400 V at ambient temperature 40 °C rated value22 A

— up to 690 V at ambient temperature 40 °C rated value22 A

— up to 690 V at ambient temperature 60 °C rated value20 A

— at 400 V rated value16 A

— at 500 V rated value12.4 A

— at 690 V rated value8.9 A

— at 400 V rated value16 A

— at 500 V rated value12.4 A

— at 690 V rated value8.9 A

at AC-4 at 400 V rated value11.5 A

at AC-5a up to 690 V rated value19.4 A

at AC-5b up to 400 V rated value13.2 A

— up to 230 V for current peak value n=20 rated value9.6 A

— up to 400 V for current peak value n=20 rated value9.6 A

— up to 500 V for current peak value n=20 rated value9.6 A

— up to 690 V for current peak value n=20 rated value8.9 A

— up to 230 V for current peak value n=30 rated value6.6 A

— up to 400 V for current peak value n=30 rated value6.4 A

— up to 500 V for current peak value n=30 rated value6.4 A

— up to 690 V for current peak value n=30 rated value6.4 A

minimum cross-section in main circuit at maximum AC-1 rated value4 mm²

at 400 V rated value5.5 A

at 690 V rated value4.4 A

— at 24 V rated value20 A

— at 60 V rated value20 A

— at 110 V rated value2.1 A

— at 220 V rated value0.8 A

— at 440 V rated value0.6 A

— at 600 V rated value0.6 A

— at 24 V rated value20 A

— at 60 V rated value20 A

— at 110 V rated value12 A

— at 220 V rated value1.6 A

— at 440 V rated value0.8 A

— at 600 V rated value0.7 A

— at 24 V rated value20 A

— at 60 V rated value20 A

— at 110 V rated value20 A

— at 220 V rated value20 A

— at 440 V rated value1.3 A

— at 600 V rated value1 A

— at 24 V rated value20 A

— at 60 V rated value0.5 A

— at 110 V rated value0.15 A

— at 24 V rated value20 A

— at 60 V rated value5 A

— at 110 V rated value0.35 A

— at 24 V rated value20 A

— at 60 V rated value20 A

— at 110 V rated value20 A

— at 220 V rated value1.5 A

— at 440 V rated value0.2 A

— at 600 V rated value0.2 A

— at 230 V rated value4 kW

— at 400 V rated value7.5 kW

— at 500 V rated value7.5 kW

— at 690 V rated value7.5 kW

— at 230 V rated value4 kW

— at 400 V rated value7.5 kW

— at 500 V rated value7.5 kW

— at 690 V rated value7.5 kW

at 400 V rated value2.5 kW

at 690 V rated value3.5 kW

up to 230 V for current peak value n=20 rated value3.8 kVA

up to 400 V for current peak value n=20 rated value6.6 kVA

up to 500 V for current peak value n=20 rated value8.3 kVA

up to 690 V for current peak value n=20 rated value10.6 kVA

up to 230 V for current peak value n=30 rated value2.5 kVA

up to 400 V for current peak value n=30 rated value4.4 kVA

up to 500 V for current peak value n=30 rated value5.5 kVA

up to 690 V for current peak value n=30 rated value7.6 kVA

limited to 1 s switching at zero current maximum300 A; Use minimum cross-section acc. to AC-1 rated value

limited to 5 s switching at zero current maximum169 A; Use minimum cross-section acc. to AC-1 rated value

limited to 10 s switching at zero current maximum128 A; Use minimum cross-section acc. to AC-1 rated value

limited to 30 s switching at zero current maximum92 A; Use minimum cross-section acc. to AC-1 rated value

limited to 60 s switching at zero current maximum74 A; Use minimum cross-section acc. to AC-1 rated value

at DC10 000 1/h

at AC-1 maximum1 000 1/h

at AC-2 maximum750 1/h

at AC-3 maximum750 1/h

— maximum750 1/h

at AC-4 maximum250 1/h

Control circuit/ Control

type of voltage of the control supply voltageDC

control supply voltage at DC rated value48 V

initial value0.8

full-scale value1.1

closing power of magnet coil at DC4 W

holding power of magnet coil at DC4 W

at DC30 ... 100 ms

at DC7 ... 13 ms

arcing time10 ... 15 ms

control version of the switch operating mechanismStandard A1 - A2

Auxiliary circuit

number of NC contacts for auxiliary contacts instantaneous contact1

number of NO contacts for auxiliary contacts instantaneous contact0

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 48 V rated value6 A

at 60 V rated value6 A

at 110 V rated value3 A

at 125 V rated value2 A

at 220 V rated value1 A

at 600 V rated value0.15 A

at 24 V rated value10 A

at 48 V rated value2 A

at 60 V rated value2 A

at 110 V rated value1 A

at 125 V rated value0.9 A

at 220 V rated value0.3 A

at 600 V rated value0.1 A

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

UL/CSA ratings

at 480 V rated value14 A

at 600 V rated value11 A

— at 110/120 V rated value1 hp

— at 230 V rated value2 hp

— at 200/208 V rated value3 hp

— at 220/230 V rated value5 hp

— at 460/480 V rated value10 hp

— at 575/600 V rated value10 hp

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

— with type of coordination 1 requiredgG: 50 A (690 V, 100 kA), aM: 25 A (690 V, 100 kA), BS88: 50 A (415 V, 80 kA)

— with type of coordination 2 requiredgG: 25 A (690 V, 100 kA), aM: 20 A (690 V, 100 kA), BS88: 25 A (415 V, 80 kA)

for short-circuit protection of the auxiliary switch requiredgG: 10 A (500 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 according to DIN EN 60715

height58 mm

width45 mm

depth73 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

for main current circuitscrew-type terminals

for auxiliary and control circuitscrew-type terminals

at contactor for auxiliary contactsScrew-type terminals

of magnet coilscrew terminal

— solid2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), 2x 4 mm²

— solid or stranded2x (0,5 ... 1,5 mm²), 2x (0,75 ... 2,5 mm²), 2x 4 mm²

— finely stranded with core end processing2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)

for AWG cables for main contacts2x (20 ... 16), 2x (18 ... 14), 2x 12

solid0.5 ... 4 mm²

stranded0.5 ... 4 mm²

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

solid or stranded0.5 ... 4 mm²

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

— solid or stranded2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), 2x 4 mm²

— finely stranded with core end processing2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)

for AWG cables for auxiliary contacts2x (20 ... 16), 2x (18 ... 14), 2x 12

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

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

Safety related data

mirror contact according to IEC 60947-4-1Yes

positively driven operation according to IEC 60947-5-1No

suitable for safety functionYes

suitability for use safety-related switching OFFYes

service life maximum20 a

test wear-related service life necessaryYes

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

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

ISO 13849

device type according to ISO 13849-13

overdimensioning according to ISO 13849-2 necessaryYes

IEC 61508

safety device type according to IEC 61508-2Type 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 manufacturing1.42 kg

global warming potential [CO2 eq] / during operation152 kg

global warming potential [CO2 eq] / after end of life-0.305 kg

global warming potential [CO2 eq] / total153 kg

Accessories 90

Genuine accessories that can be used with the Siemens 3RT2018-1BW42 motor and are supplied separately are listed below. Click a code to open the accessory page and see the other compatible motors.

Part no	Description	Compatible motors
3RH2911-1HA22	Aksesuar · Auxiliary switch · auxiliary switches
3RT2916-1BB00	Aksesuar · Surge suppressor · varistors
3RH2911-1LA11	Aksesuar · Auxiliary switch · auxiliary switches
3RT2916-1DG00	Aksesuar · Surge suppressor · interference suppression diodes
3RH2911-1FA22	Aksesuar · Auxiliary switch · auxiliary switches
3RT2916-1EH00	Aksesuar · Surge suppressor · diode assemblies
3RT2916-1CB00	Aksesuar · Surge suppressor · RC elements
3RA2912-2H	Aksesuar · Wiring modules, connectors and kits · wiring kits
3RH2911-1HA11	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1FA40	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1HA31	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1HA20	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1XA22-0MA0	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1XA31-0MA0	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1HA01	Aksesuar · Auxiliary switch · auxiliary switches
3RA2813-1FW10	Aksesuar
3RH2911-1HA10	Aksesuar · Auxiliary switch · auxiliary switches
3RH2914-1GP11	Aksesuar · Coupling links · coupling links
3RT1916-4KA1	Aksesuar · Plugs, adapters and terminals · adapters
3RH2911-1NF02	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1NF11	Aksesuar · Auxiliary switch · auxiliary switches
3RT2916-4MC00	Aksesuar · Miscellaneous accessories · Control Kits
3RT2916-4JA02	Aksesuar · Miscellaneous accessories · insulation stops
3RH2911-1NF20	Aksesuar · Auxiliary switch · auxiliary switches
3RT2900-1SB10	Aksesuar · Miscellaneous accessories · labeling plates
3RA2813-1AW10	Aksesuar
3RT2916-4MA10	Aksesuar · Sealing covers · sealing covers
3RT2916-1GA00	Aksesuar · Additional load modules · additional load modules
3RT2900-1SB60	Aksesuar · Miscellaneous accessories · labeling plates
3RT2900-1SB20	Aksesuar · Miscellaneous accessories · labeling plates
3RA2815-1AW10	Aksesuar
3RA2816-0EW20	Aksesuar
3RA2814-1FW10	Aksesuar
3RT2926-1QT00	Aksesuar · LED modules · LED display indicator modules
3RT1916-4KA2	Aksesuar · Plugs, adapters and terminals · adapters
3RT2916-1PA1	Aksesuar · EMC suppression modules · EMC suppression modules
3RA2916-1A	Aksesuar · Wiring modules, connectors and kits · link modules
3RH2911-1AA10	Aksesuar · Auxiliary switch · auxiliary switches
3RR2241-1FW30	Aksesuar
3RR2141-1AW30	Aksesuar
3RR2441-1AA40	Aksesuar
3RH2916-1XA22-0MA0	Aksesuar · Auxiliary switch · auxiliary switches
3RR2141-1AA30	Aksesuar
3RH2911-1YA21-0MA0	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1FA22-0MA0	Aksesuar · Auxiliary switch · auxiliary switches
3RT1916-4RD01	Aksesuar · Miscellaneous accessories · adapters
3RT1916-4BB31	Aksesuar · Wiring modules, connectors and kits · coil connectors
3RT1916-4BA31	Aksesuar · Wiring modules, connectors and kits · coil connectors
3RR2241-1FA30	Aksesuar
3RT2916-2BL01	Aksesuar · OFF-delay device · OFF-delay device
3RT2916-2BK01	Aksesuar · OFF-delay device · OFF-delay device
3RH2911-1DA02	Aksesuar · Auxiliary switch · auxiliary switches
3RT2916-1PB3	Aksesuar · EMC suppression modules · EMC suppression modules
3RH2911-1HA12	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1FC22	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1FB22	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1FB11	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1HA02	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1BA10	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1BA01	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1AA01	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1HA13	Aksesuar · Auxiliary switch · auxiliary switches
3RA2913-3EA1	Aksesuar · Wiring modules, connectors and kits · wiring kits
3RA2815-1FW10	Aksesuar
3RA2814-1AW10	Aksesuar
3RA2812-1DW10	Aksesuar
3RA2811-1CW10	Aksesuar
3RH2916-1FA22	Aksesuar · Auxiliary switch · auxiliary switches
3RA2913-3K	Aksesuar · Terminals · infeed terminals
3RA2913-2BB1	Aksesuar · Wiring modules, connectors and kits · wiring kits
3RA2913-2AA1	Aksesuar · Wiring modules, connectors and kits · wiring kits
3RA2913-3DA1	Aksesuar · Wiring modules, connectors and kits · wiring kits
3RH2911-1LA20	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1MA11	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1MA20	Aksesuar · Auxiliary switch · auxiliary switches
3RT2916-1PB2	Aksesuar · EMC suppression modules · EMC suppression modules
3RT2916-1PB1	Aksesuar · EMC suppression modules · EMC suppression modules
3RT2916-1PA3	Aksesuar · EMC suppression modules · EMC suppression modules
3RT2916-1PA2	Aksesuar · EMC suppression modules · EMC suppression modules
3RT2916-1LM00	Aksesuar · Surge suppressor · interference suppression diodes
3RT2916-1JK00	Aksesuar · Surge suppressor · varistors
3RT1900-4RE01	Aksesuar · Miscellaneous accessories · plugs
3RH2911-1XA40-0MA0	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1XA04-0MA0	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1NE22	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1MA02	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1HA30	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1HA21	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1FC30	Aksesuar · Auxiliary switch · auxiliary switches
3RH2911-1DA20	Aksesuar · Auxiliary switch · auxiliary switches