LC1D50U7 | 3P OLD CONT 25KW 1NO 1NC 240VAC COIL – Schneider Electric
₹35,260.00 Original price was: ₹35,260.00.₹15,514.40Current price is: ₹15,514.40. Excl. GST
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LADT2 | TeSys D – time delay auxiliary contact block – 1 NO + 1 NC screw clamp terminals – Schneider Electric
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Looking for the LC1D50U7 | 3P OLD CONT 25KW 1NO 1NC 240VAC COIL? This genuine Schneider Electric electrical component from the TeSys range is built for industrial, commercial, and infrastructure applications, combining proven reliability with full compliance to applicable IEC/IS standards. Key ratings include 50 A, Power circuit: <= 690 V AC 25...400 Hz, 3P. Order part number LC1D50U7 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 | LC1D50U7 |
| Category | Electrical Component |
| Main | |
| Range | TeSys |
| Range of product | TeSys Deca |
| Product or component type | Contactor |
| Device short name | LC1D |
| Contactor application | Resistive load Motor control |
| Utilisation category | AC-3 AC-4 AC-2 AC-1 AC-3e |
| Poles description | 3P |
| [Ue] rated operational voltage | Power circuit: <= 690 V AC 25…400 Hz |
| [Ie] rated operational current | 50 A (at <60 °C) at <= 440 V AC AC-3 for power circuit 80 A (at <60 °C) at <= 440 V AC AC-1 for power circuit 50 A (at <60 °C) at <= 440 V AC AC-3e for power circuit |
| [Uc] control circuit voltage | 240 V AC 50/60 Hz |
| Complementary | |
| Motor power kW | 22 kW at 380…400 V AC 50 Hz (AC-3) 25 kW at 415 V AC 50 Hz (AC-3) 30 kW at 440 V AC 50 Hz (AC-3) 30 kW at 500 V AC 50 Hz (AC-3) 33 kW at 660…690 V AC 50 Hz (AC-3) 15 kW at 220…230 V AC 50 Hz (AC-3) 11 kW at 400 V AC 50 Hz (AC-4) 30 kW at 1000 V AC 50 Hz (AC-3) 22 kW at 380…400 V AC 50 Hz (AC-3e) 25 kW at 415 V AC 50 Hz (AC-3e) 30 kW at 440 V AC 50 Hz (AC-3e) 30 kW at 500 V AC 50 Hz (AC-3e) 33 kW at 660…690 V AC 50 Hz (AC-3e) 15 kW at 220…230 V AC 50 Hz (AC-3e) 30 kW at 1000 V AC 50 Hz (AC-3e) |
| Motor power hp | 3 hp at 115 V AC 60 Hz for 1 phase motors 7.5 hp at 230/240 V AC 60 Hz for 1 phase motors 15 hp at 200/208 V AC 60 Hz for 3 phases motors 15 hp at 230/240 V AC 60 Hz for 3 phases motors 40 hp at 460/480 V AC 60 Hz for 3 phases motors 40 hp at 575/600 V AC 60 Hz for 3 phases motors |
| Compatibility code | LC1D |
| Pole contact composition | 3 NO |
| Protective cover | With |
| [Ith] conventional free air thermal current | 10 A (at 60 °C) for control circuit 80 A (at 60 °C) for power circuit |
| Irms rated making capacity | 900 A at 440 V for power circuit conforming to IEC 60947 140 A AC for control circuit conforming to IEC 60947-5-1 |
| Rated breaking capacity | 900 A at 440 V for power circuit conforming to IEC 60947 |
| Associated fuse rating | 10 A gG for control circuit conforming to IEC 60947-5-1 100 A gG at <= 690 V coordination type 1 for power circuit 100 A gG at <= 690 V coordination type 2 for power circuit |
| Power dissipation per pole | 3.7 W AC-3 9.6 W AC-1 3.7 W AC-3e |
| [Ui] rated insulation voltage | Control circuit: 600 V CSA certified Control circuit: 600 V UL certified Power circuit: 600 V CSA certified Power circuit: 600 V UL certified Control circuit: 690 V conforming to IEC 60947-1 Power circuit: 690 V conforming to IEC 60947-1 |
| Overvoltage category | III |
| [Uimp] rated impulse withstand voltage | 8 kV conforming to IEC 60947 |
| Safety reliability level | B10d = 1369863 cycles contactor with nominal load conforming to EN/ISO 13849-1 B10d = 20000000 cycles contactor with mechanical load conforming to EN/ISO 13849-1 |
| Mechanical durability | 6 Mcycles |
| Control circuit type | AC at 50/60 Hz |
| Coil technology | Without built-in bidirectional peak limiting diode suppressor |
| Control circuit voltage limits | 0.3…0.6 Uc (-40…70 °C):drop-out AC 50/60 Hz 0.8…1.1 Uc (-40…60 °C):operational AC 50 Hz 0.85…1.1 Uc (-40…60 °C):operational AC 60 Hz 1…1.1 Uc (60…70 °C):operational AC 50/60 Hz |
| Inrush power in VA | 140 VA cos phi 0.75 (at 20 °C) 160 VA cos phi 0.75 (at 20 °C) |
| Hold-in power consumption in VA | 13 VA 60 Hz cos phi 0.3 (at 20 °C) 15 VA 50 Hz cos phi 0.3 (at 20 °C) |
| Heat dissipation | 4…5 W at 50/60 Hz for control circuit |
| Operating time | 4…19 ms opening 12…26 ms closing |
| Maximum operating rate | 3600 cyc/h at 60 °C |
| Connections – terminals | Control circuit: screw clamp terminals 1 1…4 mm² – cable stiffness: rigid Control circuit: screw clamp terminals 2 1…4 mm² – cable stiffness: rigid Control circuit: screw clamp terminals 1 1…4 mm² – cable stiffness: flexible without cable end Control circuit: screw clamp terminals 2 1…4 mm² – cable stiffness: flexible without cable end Control circuit: screw clamp terminals 1 1…2.5 mm² – cable stiffness: flexible with cable end Control circuit: screw clamp terminals 2 1…2.5 mm² – cable stiffness: flexible with cable end Power circuit: screw clamp terminals 1 2.5…25 mm² – cable stiffness: rigid Power circuit: screw clamp terminals 2 2.5…16 mm² – cable stiffness: rigid Power circuit: screw clamp terminals 1 2.5…25 mm² – cable stiffness: flexible without cable end Power circuit: screw clamp terminals 2 2.5…16 mm² – cable stiffness: flexible without cable end Power circuit: screw clamp terminals 1 2.5…25 mm² – cable stiffness: flexible with cable end Power circuit: screw clamp terminals 2 2.5…10 mm² – cable stiffness: flexible with cable end |
| Tightening torque | Control circuit: 1.7 N.m – on screw clamp terminal – with screwdriver flat Ø 6 mm Control circuit: 1.7 N.m – on screw clamp terminal – with screwdriver Philips No 2 Power circuit: 5 N.m – on screw terminal – with screwdriver flat Ø 6 to Ø 8 mm Control circuit: 1.7 N.m – on screw clamp terminal – with screwdriver pozidriv No 2 |
| Auxiliary contact composition | 1 NO + 1 NC |
| Auxiliary contacts type | type mechanically linked 1 NO + 1 NC conforming to IEC 60947-5-1 type mirror contact 1 NC conforming to IEC 60947-4-1 |
| Minimum switching voltage | 17 V for control circuit |
| Minimum switching current | 5 mA for control circuit |
| Insulation resistance | > 10 MOhm for control circuit |
| Non-overlap time | 1.5 ms on de-energisation between NC and NO contacts 1.5 ms on energisation between NC and NO contacts |
| Mounting support | Rail Plate |
| Environment | |
| Standards | IEC 60947-5-1 EN 60947-4-1 UL 60947-4-1 CSA C22.2 No 14 EN 60947-5-1 IEC 60947-4-1 |
| Product certifications | BV CCC LROS (Lloyds register of shipping) DNV GOST GL RINA UL CSA UKCA |
| IP degree of protection | IP2X conforming to IEC 60529 IP2X conforming to VDE 0106 |
| Climatic withstand | conforming to IACS E10 exposure to damp heat |
| Operating altitude | 0…3000 m |
| Fire resistance | 850 °C conforming to IEC 60695-2-1 |
| Flame retardance | V1 conforming to UL 94 |
| Mechanical robustness | Shocks contactor opened (10 Gn for 11 ms) Shocks contactor closed (15 Gn for 11 ms) Vibrations contactor opened (2 Gn, 5…300 Hz) Vibrations contactor closed (4 Gn, 5…300 Hz) |
| Height | 127 mm |
| Width | 75 mm |
| Depth | 119 mm |
| Product weight | 1.4 kg |
| Packing Units | |
| Unit Type of Package 1 | PCE |
| Number of Units in Package 1 | 1 |
| Package 1 Height | 12.500 cm |
| Package 1 Width | 13.200 cm |
| Package 1 Length | 8.200 cm |
| Package 1 Weight | 1.431 kg |
| Unit Type of Package 2 | S02 |
| Number of Units in Package 2 | 5 |
| Package 2 Height | 15.000 cm |
| Package 2 Width | 30.000 cm |
| Package 2 Length | 40.000 cm |
| Package 2 Weight | 7.561 kg |
| Contractual warranty | |
| Warranty (in months) | 18 |
⚡ Key Features
- 240V AC coil or control supply voltage — directly compatible with standard panel control circuits.
- Manufactured to IS/IEC 60947, IS 8828 (MCBs), IS 13947, IEC 61439 (DBs) — complies with Indian BIS and IEC international safety standards.
- 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:
❓ Frequently Asked Questions
Q: The LC1D50U7 has a coil voltage of 240V AC — what control supply is needed?
A: This Schneider Electric device requires a 240V AC control supply connected to the coil terminals (A1 and A2). For AC coils, ensure the control circuit voltage is stable — voltage drops below 85% of rated coil voltage can cause chatter and coil overheating. Always fit a surge suppressor across the coil when switching with a PLC or solid-state relay.












