LC1G400KUEN | High power contactor, TeSys Giga, 3 pole (3NO), AC-3 <=440V 400A, standard version, 100…250V wide band AC/DC coil - Schneider Electric

Name: TeSys Giga Contactor 400A 3NO, AC-3 <=440V, Wide Coil | LC1G400KUEN
Brand: Schneider Electric
SKU: LC1G400KUEN
Price: 80112.50 INR
Availability: InStock

SKU: LC1G400KUEN

Original price was: ₹160,225.00.Current price is: ₹80,112.50. Excl. GST

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Looking for the LC1G400KUEN | High power contactor, TeSys Giga, 3 pole (3NO), AC-3 <=440V 400A, standard version, 100…250V wide band AC/DC coil? This genuine Schneider Electric contactor from the TeSys range is built for motor control and switching, combining proven reliability with full compliance to applicable IEC/IS standards. Key ratings include 550 A, <= 1000 V AC 50/60 Hz, 3P. Order part number LC1G400KUEN from myelectric.in — a trusted Schneider Electric supplier offering competitive pricing, GST billing, and shipping across India and overseas.

📋 Technical Specifications

Product
Brand	Schneider Electric
Part Number / SKU	LC1G400KUEN
Category	Contactor
Main
Range	TeSys
Range of product	TeSys Giga
Product or component type	Contactor
Device short name	LC1G
Contactor application	Power switching Motor control
Utilisation category	AC-1 AC-3 AC-3e AC-4 AC-5a AC-5b AC-6a AC-6b AC-8a AC-8b DC-1 DC-3 DC-5
Poles description	3P
[Ue] rated operational voltage	<= 1000 V AC 50/60 Hz <= 460 V DC
[Ie] rated operational current	550 A (at <40 °C) at <= 1000 V AC-1 400 A (at <60 °C) at <= 440 V AC-3
[Uc] control circuit voltage	100…250 V AC 50/60 Hz 100…250 V DC
Control circuit voltage limits	Operational: 0.8 Uc Min…1.1 Uc Max (at <60 °C) Drop-out: 0.1 Uc Max…0.45 Uc Min (at <60 °C)
Complementary
[Uimp] rated impulse withstand voltage	8 kV
Overvoltage category	III
[Ith] conventional free air thermal current	550 A (at 40 °C)
Rated breaking capacity	3480 A at 440 V
[Icw] rated short-time withstand current	3.6 kA – 10 s 2.4 kA – 30 s 1.7 kA – 1 min 1.2 kA – 3 min 1.0 kA – 10 min
Associated fuse rating	500 A aM at <= 440 V for motor 315 A aM at <= 690 V for motor 630 A gG at <= 690 V 600 A UL Type L at <= 600 V
Average impedance	0.0001 Ohm
[Ui] rated insulation voltage	1000 V
Power dissipation per pole	30 W AC-1 – Ith 550 A 16 W AC-3 – Ith 400 A
Compatibility code	LC1G
Pole contact composition	3 NO
Auxiliary contact composition	1 NO + 1 NC
Motor power kW	110 kW at 230 V AC 50/60 Hz (AC-3e) 200 kW at 400 V AC 50/60 Hz (AC-3e) 200 kW at 415 V AC 50/60 Hz (AC-3e) 250 kW at 440 V AC 50/60 Hz (AC-3e) 250 kW at 500 V AC 50/60 Hz (AC-3e) 315 kW at 690 V AC 50/60 Hz (AC-3e) 220 kW at 1000 V AC 50/60 Hz (AC-3e) 110 kW at 230 V AC 50/60 Hz (AC-3) 200 kW at 400 V AC 50/60 Hz (AC-3) 200 kW at 415 V AC 50/60 Hz (AC-3) 250 kW at 440 V AC 50/60 Hz (AC-3) 250 kW at 500 V AC 50/60 Hz (AC-3) 315 kW at 690 V AC 50/60 Hz (AC-3) 220 kW at 1000 V AC 50/60 Hz (AC-3) 110 kW at 230 V AC 50/60 Hz (AC-4) 200 kW at 400 V AC 50/60 Hz (AC-4) 200 kW at 415 V AC 50/60 Hz (AC-4) 220 kW at 440 V AC 50/60 Hz (AC-4) 250 kW at 500 V AC 50/60 Hz (AC-4) 315 kW at 690 V AC 50/60 Hz (AC-4) 220 kW at 1000 V AC 50/60 Hz (AC-4)
Motor power hp	125 hp at 200/208 V 60 Hz 150 hp at 230/240 V 60 Hz 300 hp at 460/480 V 60 Hz 400 hp at 575/600 V 60 Hz
Irms rated making capacity	5090 A at 440 V
Coil technology	Built-in bidirectional peak limiting
Safety reliability level	B10d = 400000 cycles contactor with nominal load conforming to EN/ISO 13849-1 B10d = 3000000 cycles contactor with mechanical load conforming to EN/ISO 13849-1
Mechanical durability	8 Mcycles
inrush power in VA (50/60 Hz, AC)	750 VA
inrush power in W (DC)	660 W
hold-in power consumption in VA (50/60 Hz, AC)	15.5 VA
hold-in power consumption in W (DC)	9.3 W
Operating time	40…70 ms closing 15…50 ms opening
Maximum operating rate	600 cyc/h AC-3 600 cyc/h AC-3e 300 cyc/h AC-1 150 cyc/h AC-4
Connections – terminals	Power circuit: bar 2 – busbar cross section: 32 x 10 mm Power circuit: lugs-ring terminals 1 185 mm² Power circuit: bolted connection Control circuit: push-in 1 0.2…2.5 mm² – cable stiffness: solid stranded without cable end Control circuit: push-in 1 0.25…2.5 mm² – cable stiffness: flexible with cable end Control circuit: push-in 2 0.5…1.0 mm² with cable end Control circuit: push-in 0.75…2.5 mm² – cable stiffness: solid stranded without cable end Control circuit: push-in 0.75…2.5 mm² – cable stiffness: flexible with cable end
Connection pitch	45 mm
Mounting support	Plate
Standards	EN/IEC 60947-4-1 EN/IEC 60947-5-1 UL 60947-4-1 CSA C22.2 No 60947-4-1 JIS C8201-4-1 JIS C8201-5-1 IEC 60335-1:Clause 30.2 IEC 60335-2-40:Annex JJ UL 60335-1 UL 60335-2-40:Annex JJ
Product certifications	CB Scheme CCC cULus EAC CE UKCA EU-RO-MR by DNV-GL
Tightening torque	35 N.m
Height	225 mm
Width	140 mm
Depth	226 mm
Product weight	7 kg
Environment
IP degree of protection	IP2X front face with shrouds conforming to IEC 60529 IP2X front face with shrouds conforming to VDE 0106
Ambient air temperature for operation	-25…60 °C
Ambient air temperature for storage	-60…80 °C
Mechanical robustness	Vibrations 5…300 Hz 2 gn contactor open Vibrations 5…300 Hz 4 gn contactor closed Shocks 10 gn 11 ms contactor open Shocks 15 gn 11 ms contactor closed
Colour	Dark grey
Protective treatment	TH
Permissible ambient air temperature around the device	-40…70 °C at Uc
Packing Units
Unit Type of Package 1	PCE
Number of Units in Package 1	1
Package 1 Height	30.5 cm
Package 1 Width	23 cm
Package 1 Length	36.8 cm
Package 1 Weight	8.235 kg
Unit Type of Package 2	P06
Number of Units in Package 2	8
Package 2 Height	75 cm
Package 2 Width	60 cm
Package 2 Length	80 cm
Package 2 Weight	74.38 kg
Contractual warranty
Warranty (in months)	18

⚡ Key Features

400 A AC-3 rated for motor and resistive load switching at LV.
3 Poles main contacts with silver-alloy (AgSnO₂) tips — rated for AC-3 duty (DOL motor starting/stopping); low contact resistance reduces heat at rated current.
Main contacts rated up to 440V AC — compatible with 415V AC three-phase Indian supply and 480V AC North American systems.
Manufactured to IEC 60947-4-1 / IS 13947-4-1 — complies with the applicable Indian BIS and IEC international standards for this product category.
BIS certified, CE marked, RoHS compliant — meets Indian regulatory requirements for use in government, commercial, and industrial electrical installations.
Genuine authorised Schneider Electric product — sourced directly from the official distribution network with full manufacturer traceability and warranty.
GST invoice provided for India orders — valid for corporate procurement, government project orders, and public tender supply via myelectric.in.
Worldwide export available — UAE, Singapore, UK, USA, Sri Lanka & more. Contact +91 94814 00316 for bulk pricing and international shipping.

🔗 Compatible Products & Accessories

The following genuine accessories and compatible devices are designed to work with this product. Contact myelectric.in for pricing and availability:

LA9G970LA9G971LA9G972LA9G3102LA9GRFB2LA9G3801LA9G3702LA9G3760LA9G3750LA9GSS330LAG8N113PLAG8N113LAG8N203PLAG8N203LX1G3SKUENLA9G3SA

❓ Frequently Asked Questions

Q: Is the LC1G400KUEN rated 400 A for AC-3 motor duty or AC-1 resistive duty?

A: The 400 A rating of this Schneider Electric contactor applies to AC-3 duty (squirrel cage motor starting and running). For AC-1 (resistive/non-inductive) loads, the current can be up to ~1.3× the AC-3 rating. AC-4 (plugging/reversing) requires significant de-rating — consult the Schneider Electric selection table.

Q: What circuit can the 3 NO (Normally Open) contacts of the LC1G400KUEN switch at 440V AC?

A: The 3 NO (Normally Open) contacts on the LC1G400KUEN are rated for switching at up to 440V AC. These auxiliary contacts are typically used for: (1) indication lamps and buzzers, (2) PLC input feedback to confirm device state, (3) interlocking with other contactors or relays in control circuits. Check the current rating of the auxiliary contact (typically 10A at 250V AC) — do not use for power load switching.

Q: What is the electrical and mechanical life of the LC1G400KUEN?

A: Schneider Electric contactors are rated for millions of operations: typically 10–30 million mechanical operations and 1–3 million electrical operations at rated current and voltage (AC-3 duty). High-frequency switching applications (>10 operations/hour) require checking the specific thermal capacity of the contactor for continuous duty without overheating.

Q: Can the LC1G400KUEN be used for reversing duty (forward/reverse motor control)?

A: Contactors used for reversing must be wired with two contactors interlocked so only one can energise at a time. The Schneider Electric series provides mechanical interlock kits that physically prevent both contactors from closing simultaneously — mandatory for reversing and brake applications to prevent phase-to-phase short circuits.

Q: Can multiple LC1G400KUEN contactors be wired for star-delta starting?

A: Yes. Star-delta starters use three contactors: main (KM1), star (KM2), and delta (KM3). The Schneider Electric contactor series supports mechanical and electrical interlocking accessories that prevent simultaneous energisation of star and delta contactors — critical for safety. Ensure all three contactors are rated correctly for the motor FLC and star-delta transition current.