TeSys Giga
Schneider Electric catalog image for this SKU; may represent the product family.
CONTACTOR
High power contactor, TeSys Giga, 4 pole (4NO), AC-1 <=440V 305A, standard version, 100…250V wide band AC/DC coil
SKU LC1G1854KUENSchneider Electric LC1G1854KUEN is a contactor in the TeSys Giga range. Key specifications include operational current: 185 A (at <60 °C) at <= 440 V AC-3; contact configuration: 4 NO; control voltage: 100...250 V AC 50/60 Hz.
185 A (at <60 °C) at <= 440 V AC-3Operational current
4 NOContact configuration
100...250 V AC 50/60 HzControl voltage
PRODUCT DATA
Technical specifications
Source: Schneider Electric product catalog.
Verified September 18, 2026.
| Product reference | LC1G1854KUEN |
|---|---|
| Range | TeSys |
| Range of product | TeSys Giga |
| Product or component type | Contactor |
| Device short name | LC1G |
| Contactor application | Power switching |
| Utilisation category | AC-3 AC-3e AC-1 AC-5a AC-5b AC-6a AC-6b DC-1 DC-3 DC-5 |
| Poles description | 4P |
| [Ue] rated operational voltage | <= 1000 V AC 50/60 Hz <= 460 V DC |
| [Ie] rated operational current | 185 A (at <60 °C) at <= 440 V AC-3 305 A (at <40 °C) at <= 1000 V AC-1 |
| [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) |
| [Uimp] rated impulse withstand voltage | 8 kV |
| Overvoltage category | III |
| [Ith] conventional free air thermal current | 305 A (at 40 °C) |
| Rated breaking capacity | 1610 A at 440 V |
| [Icw] rated short-time withstand current | 1.5 kA - 10 s 0.92 kA - 30 s 0.74 kA - 1 min 0.5 kA - 3 min 0.4 kA - 10 min |
| Associated fuse rating | 200 A aM at <= 440 V for motor 160 A aM at <= 690 V for motor 315 A gG at <= 690 V 300 A UL Type J at <= 600 V |
| Average impedance | 0.00017 Ohm |
| [Ui] rated insulation voltage | 1000 V |
| Power dissipation per pole | 20 W AC-1 - Ith 305 A 6 W AC-3 - Ith 185 A |
| Compatibility code | LC1G |
| Pole contact composition | 4 NO |
| Auxiliary contact composition | 1 NO + 1 NC |
| Irms rated making capacity | 2310 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) | 540 VA |
| inrush power in W (DC) | 380 W |
| hold-in power consumption in VA (50/60 Hz, AC) | 12.4 VA |
| hold-in power consumption in W (DC) | 7.8 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 |
| Connections - terminals | Power circuit: bar 2 - busbar cross section: 25 x 6 mm Power circuit: lugs-ring terminals 1 185 mm² 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 | 35 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 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 | 18 N.m |
| Height | 193 mm |
| Width | 143 mm |
| Depth | 193 mm |
| Net weight | 4.2 kg |
| 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 |
For complete electrical ratings, applicable standards, connection requirements and installation instructions, consult the official Schneider Electric reference ↗.