LC1D80BD

Configured for motor circuit switching in TeSys Deca systems, the Schneider Electric LC1D80BD (LC1D Contactor) provides direct electromagnetic control of a 3-pole power contact path with a 24 VDC coil command circuit. The device performs AC-3, AC-3e, AC-1 and AC-4 load switching functions with 3 normally open main contacts and integrated auxiliary contacts.

Hardware Specifications

Parameter	Specification
Model	LC1D80BD
Brand	Schneider Electric
Origin	CZ
Weight	2.59 kg
Dimensions	127 x 85 x 186 mm (H x W x D)
Operating Temp	-40 to 60 deg C; 60 to 70 deg C with derating
Power Consumption	22 W inrush power; 22 W hold-in power at 20 deg C
Product Type	Contactor
Product Series	TeSys Deca
Main Contacts	3 NO power poles
Rated Operational Current	80 A at <= 440 V AC AC-3 / AC-3e
Rated Operational Voltage	Power circuit <= 690 V AC
Control Voltage	24 VDC
Auxiliary Contacts	1 NO + 1 NC mechanically linked, mirror contact certified
Mounting Method	DIN-rail mounting or screw fixing
Short Circuit Current Rating	Up to 100 kA with specified upstream protection combinations
Operating Rate	Up to 3600 cycles/hour at 60 deg C

Electromagnetic Motor Switching and Contact Circuit Design

The LC1D80BD uses an electromagnetic actuator to operate the main power contacts through a 24 VDC control coil circuit. The power section contains three normally open poles for motor control applications, while the auxiliary section provides 1 NO and 1 NC mechanically linked contacts for status feedback and control interlocking.

The TeSys Deca contactor supports AC-3, AC-3e, AC-1 and AC-4 utilization categories. The device provides a rated insulation voltage up to 1000 V IEC for the power circuit and an impulse withstand capability of 8 kV according to IEC 60947.

Frequently Asked Questions

Q: What type of control signal is required for the LC1D80BD coil circuit?
A: The LC1D80BD uses a 24 VDC control circuit for electromagnetic operation. The control circuit type is DC standard.

Q: What auxiliary feedback contacts are integrated into this contactor?
A: The contactor includes one normally open and one normally closed auxiliary contact. The NC auxiliary contact is mechanically linked and mirror certified according to IEC requirements.

Q: What are the installation connection methods for the LC1D80BD?
A: The unit uses screw clamp terminals for control and auxiliary connections, with power circuit connections available through compatible terminal configurations.

Field Installation Guidelines

Install the contactor on a suitable DIN rail or mounting plate according to the mechanical installation requirements. Maintain correct separation between power wiring and control wiring to reduce electrical interference.

Connect the 24 VDC coil circuit using the specified control terminals and verify polarity before energizing. Tighten power and control terminals according to the specified torque values to maintain proper electrical contact.

For motor applications, verify that upstream protection devices match the required short circuit coordination conditions. Use appropriate enclosure protection and environmental control when operating outside the specified ambient conditions.

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