3RT1075-6AP36
CONTACTOR, 200KW/400V/AC-3

From SIEMENS

Power contactor, AC-3 400 A, 200 kW / 400 V AC (50-60 Hz) / DC operation 220-240 V UC Auxiliary contacts 2 NO + 2 NC 3-pole, Size S12 Busbar connections Drive: conventional screw terminal
Product brand nameSIRIUS
Product designationPower contactor
Product type designation3RT1
General technical data
Size of contactorS12
Product extension
function module for communicationNo
Auxiliary switchYes
Surge voltage resistance
of main circuit rated value8 kV
of auxiliary circuit rated value6 kV
maximum permissible voltage for safe isolation
between coil and main contacts acc. to EN 60947-1690 V
Protection class IP
on the frontIP00; IP20 on the front with cover / box terminal
of the terminalIP00
Shock resistance at rectangular impulse
at AC8,5g / 5 ms, 4,2g / 10 ms
at DC8,5g / 5 ms, 4,2g / 10 ms
Shock resistance with sine pulse
at AC13,4g / 5 ms, 6,5g / 10 ms
at DC13,4g / 5 ms, 6,5g / 10 ms
Mechanical service life (switching cycles)
of contactor typical10 000 000
of the contactor with added electronics-compatible auxiliary switch block typical5 000 000
of the contactor with added auxiliary switch block typical10 000 000
Reference code acc. to DIN 40719 extended according to IEC 204-2 acc. to IEC 750K
Reference code acc. to DIN EN 81346-2Q
Ambient conditions
Installation altitude at height above sea level
maximum2 000 m
Ambient temperature
during operation-25 ... +60 °C
during storage-55 ... +80 °C
Main circuit
Number of poles for main current circuit3
Number of NO contacts for main contacts3
Operating voltage
at AC-3 rated value maximum1 000 V
Operating current
at AC-1 at 400 V
— at ambient temperature 40 °C rated value430 A
at AC-1
— up to 690 V at ambient temperature 40 °C rated value430 A
— up to 690 V at ambient temperature 60 °C rated value400 A
— up to 1000 V at ambient temperature 40 °C rated value200 A
— up to 1000 V at ambient temperature 60 °C rated value200 A
at AC-2 at 400 V rated value400 A
at AC-3
— at 400 V rated value400 A
— at 500 V rated value400 A
— at 690 V rated value400 A
— at 1000 V rated value180 A
at AC-4 at 400 V rated value350 A
at AC-5a up to 690 V rated value378 A
at AC-5b up to 400 V rated value332 A
at AC-6a
— up to 230 V at current peak n=20 rated value377 A
— up to 400 V at current peak n=20 rated value377 A
— up to 500 V at current peak n=20 rated value377 A
— up to 690 V at current peak n=20 rated value377 A
— up to 1000 V at current peak n=20 rated value180 A
at AC-6a
— up to 230 V at current peak n=30 rated value251 A
— up to 400 V at current peak n=30 rated value251 A
— up to 500 V at current peak n=30 rated value251 A
— up to 690 V at current peak n=30 rated value251 A
— up to 1000 V at current peak n=30 rated value180 A
Connectable conductor cross-section in main circuit at AC-1
at 60 °C minimum permissible240 mm²
at 40 °C minimum permissible300 mm²
Operating current for approx. 200000 operating cycles at AC-4
at 400 V rated value150 A
at 690 V rated value135 A
Operating current
at 1 current path at DC-1
— at 24 V rated value400 A
— at 110 V rated value33 A
— at 220 V rated value3.8 A
— at 440 V rated value0.9 A
— at 600 V rated value0.6 A
with 2 current paths in series at DC-1
— at 24 V rated value400 A
— at 110 V rated value400 A
— at 220 V rated value400 A
— at 440 V rated value4 A
— at 600 V rated value2 A
with 3 current paths in series at DC-1
— at 24 V rated value400 A
— at 110 V rated value400 A
— at 220 V rated value400 A
— at 440 V rated value11 A
— at 600 V rated value5.2 A
Operating current
at 1 current path at DC-3 at DC-5
— at 24 V rated value400 A
— at 110 V rated value3 A
— at 220 V rated value0.6 A
— at 440 V rated value0.18 A
— at 600 V rated value0.125 A
with 2 current paths in series at DC-3 at DC-5
— at 24 V rated value400 A
— at 110 V rated value400 A
— at 220 V rated value2.5 A
— at 440 V rated value0.65 A
— at 600 V rated value0.37 A
with 3 current paths in series at DC-3 at DC-5
— at 24 V rated value400 A
— at 110 V rated value400 A
— at 220 V rated value400 A
— at 440 V rated value1.4 A
— at 600 V rated value0.75 A
Operating power
at AC-1
— at 230 V at 60 °C rated value151 kW
— at 400 V rated value263 kW
— at 400 V at 60 °C rated value263 kW
— at 690 V rated value454 kW
— at 690 V at 60 °C rated value454 kW
— at 1000 V at 60 °C rated value329 kW
at AC-2 at 400 V rated value200 kW
at AC-3
— at 230 V rated value132 kW
— at 400 V rated value200 kW
— at 500 V rated value250 kW
— at 690 V rated value400 kW
— at 1000 V rated value250 kW
Operating power for approx. 200000 operating cycles at AC-4
at 400 V rated value85 kW
at 690 V rated value133 kW
Thermal short-time current limited to 10 s3 200 A
Power loss [W] at AC-3 at 400 V for rated value of the operating current per conductor35 W
No-load switching frequency
at AC2 000 1/h
at DC2 000 1/h
Operating frequency
at AC-1 maximum700 1/h
at AC-2 maximum200 1/h
at AC-3 maximum500 1/h
at AC-4 maximum130 1/h
Control circuit/ Control
Type of voltage of the control supply voltageAC/DC
Control supply voltage at AC
at 50 Hz rated value220 ... 240 V
at 60 Hz rated value220 ... 240 V
Control supply voltage at DC
rated value220 ... 240 V
Operating range factor control supply voltage rated value of magnet coil at DC
initial value0.8
Full-scale value1.1
Operating range factor control supply voltage rated value of magnet coil at AC
at 50 Hz0.8 ... 1.1
at 60 Hz0.8 ... 1.1
Design of the surge suppressorwith varistor
Apparent pick-up power of magnet coil at AC
at 50 Hz830 V·A
Inductive power factor with closing power of the coil
at 50 Hz0.9
Apparent holding power of magnet coil at AC
at 50 Hz9.2 V·A
Inductive power factor with the holding power of the coil
at 50 Hz0.9
Closing power of magnet coil at DC920 W
Holding power of magnet coil at DC10 W
Closing delay
at AC45 ... 100 ms
at DC45 ... 100 ms
Opening delay
at AC60 ... 100 ms
at DC60 ... 100 ms
Arcing time10 ... 15 ms
Control version of the switch operating mechanismStandard A1 - A2
Auxiliary circuit
Number of NC contacts for auxiliary contacts
instantaneous contact2
Number of NO contacts for auxiliary contacts
instantaneous contact2
Operating current at AC-12 maximum10 A
Operating current at AC-15
at 230 V rated value6 A
at 400 V rated value3 A
at 500 V rated value2 A
at 690 V rated value1 A
Operating current at DC-12
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
Operating current at DC-13
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
Full-load current (FLA) for three-phase AC motor
at 480 V rated value361 A
at 600 V rated value382 A
Yielded mechanical performance [hp]
for three-phase AC motor
— at 200/208 V rated value125 hp
— at 220/230 V rated value150 hp
— at 460/480 V rated value300 hp
— at 575/600 V rated value400 hp
Contact rating of auxiliary contacts according to ULA600 / Q600
Short-circuit protection
Design of the fuse link
for short-circuit protection of the main circuit
— with type of coordination 1 requiredgG: 630 A (690 V, 100 kA)
— with type of assignment 2 requiredgG: 500 A (690 V, 100 kA), aM: 400 A (690 V, 50 kA), BS88: 450 A (415 V, 50 kA)
for short-circuit protection of the auxiliary switch requiredgG: 10 A (500 V, 1 kA)
Installation/ mounting/ dimensions
Mounting positionwith vertical mounting surface +/-90° rotatable, with vertical mounting surface +/- 22.5° tiltable to the front and back
Mounting typescrew fixing
Side-by-side mountingYes
Height214 mm
Width160 mm
Depth225 mm
Required spacing
with side-by-side mounting
— forwards20 mm
— upwards10 mm
— downwards10 mm
— at the side0 mm
for grounded parts
— forwards20 mm
— upwards10 mm
— at the side10 mm
— downwards10 mm
for live parts
— forwards20 mm
— upwards10 mm
— downwards10 mm
— at the side10 mm
Connections/Terminals
Type of electrical connection
for main current circuitConnection bar
for auxiliary and control current circuitscrew-type terminals
Type of connectable conductor cross-sections
at AWG conductors for main contacts2/0 ... 500 kcmil
Connectable conductor cross-section for main contacts
stranded70 ... 240 mm²
Connectable conductor cross-section for auxiliary contacts
single or multi-stranded0.5 ... 4 mm²
finely stranded with core end processing0.5 ... 2.5 mm²
Type of connectable conductor cross-sections
for auxiliary contacts
— solid2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), max. 2x (0.75 ... 4 mm²)
— single or multi-stranded2x (0,5 ... 1,5 mm²), 2x (0,75 ... 2,5 mm²), max. 2x (0,75 ... 4 mm²)
— finely stranded with core end processing2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
at AWG conductors for auxiliary contacts2x (20 ... 16), 2x (18 ... 14), 1x 12
AWG number as coded connectable conductor cross section
for auxiliary contacts18 ... 14
Safety related data
B10 value
with high demand rate acc. to SN 319201 000 000
Product function
Mirror contact acc. to IEC 60947-4-1Yes
positively driven operation acc. to IEC 60947-5-1No
Protection against electrical shockfinger-safe when touched vertically from front acc. to IEC 60529

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