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Specification & Description
| Specification | Description |
|---|---|
| Part Number | LC1D09B7 |
| Manufacturer | Schneider Electric |
| Product Type | Contactor |
| Utilisation Category | AC-1, AC-3, AC-3e, AC-4 |
| Poles Description | 3P (3 NO) |
| Rated Operational Voltage | Power circuit: <= 690 V AC 25...400 Hz, Power circuit: <= 300 V DC |
| Rated Operational Current | 9 A (<= 440 V AC AC-3), 25 A (<= 440 V AC AC-1) |
| Control Circuit Voltage | 24 V AC 50/60 Hz |
| Motor Power kW | Up to 5.5 kW at 500 V AC 50/60 Hz (AC-3), Up to 2.2 kW at 400 V AC 50/60 Hz (AC-4) |
| Horse Power Rating | Up to 7.5 Hp at 575/600 V AC 50/60 Hz for 3 phase motors |
| Rated Breaking Capacity | 250 A at 440 V for power circuit conforming to IEC 60947 |
| Rated Short-Time Withstand Current | 105 A at 40°C for 10 s for power circuit |
| Average Impedance | 2.5 mOhm at Ith 25 A 50 Hz for power circuit |
| Power Dissipation per Pole | 1.56 W AC-1, 0.2 W AC-3 |
| Rated Insulation Voltage | Power circuit: 690 V conforming to IEC 60947-4-1 |
| Overvoltage Category | III |
| Pollution Degree | 3 |
| Rated Impulse Withstand Voltage | 6 kV conforming to IEC 60947 |
| Mechanical Durability | 15 Mcycles |
| Electrical Durability | 0.6 Mcycles at 25 A AC-1, 2 Mcycles at 9 A AC-3 |
| Operating Rate | Maximum 3600 cyc/h at 60°C |
| Connections - Terminals | Screw clamp terminals for power and control circuits |
| Tightening Torque | 1.7 N.m for power and control circuit terminals |
| Auxiliary Contact Composition | 1 NO + 1 NC |
| IP Degree of Protection | IP20 front face conforming to IEC 60529 |
| Protective Treatment | TH conforming to IEC 60068-2-30 |
| Climatic Withstand | Exposure to damp heat conforming to IEC 60947-1 Annex Q category D |
| Permissible Ambient Air Temperature | -40…60°C, 60…70°C with derating |
| Operating Altitude | 0...3000 m |
| Fire Resistance | 850°C conforming to IEC 60695-2-1 |
| Flame Retardance | V1 conforming to UL 94 |
| Mechanical Robustness | Vibrations: contactor open (2 Gn, 5...300 Hz), contactor closed (4 Gn, 5...300 Hz) |
| Height | 77 mm |
| Width | 45 mm |
| Depth | 86 mm |
| Net Weight | 0.32 kg |
The Schneider LC1D09B7 is a high-performance contactor from the TeSys Deca range, designed to facilitate the control of electric motors and resistive loads. This non-reversing contactor is rated for operations up to 440V and can handle 9A with a control circuit voltage of 24V AC at 50/60Hz. It is equipped with three power poles (3 NO) and is suitable for utilisation categories AC-3 and AC-3e, making it a versatile choice for a variety of industrial applications.
Constructed with robustness in mind, the LC1D09B7 ensures reliable operation with a rated operational voltage for the power circuit up to 690V AC and for DC up to 300V. It also boasts a motor power capacity of up to 5.5kW at 500V AC in AC-3 usage, and up to 2.2kW at 400V AC in AC-4 usage, catering to a wide range of motor control needs.
The contactor's compact design allows for efficient use of space within control cabinets, while its straightforward mounting support options, including rail and plate, provide flexibility during installation. The device also features a protective cover and is compatible with a variety of auxiliary contact configurations, enhancing its functionality and integration into complex circuits.
With a commitment to quality and compliance, the LC1D09B7 meets international standards such as IEC, EN, CSA, and UL, and holds various product certifications, ensuring its suitability for global industrial environments. Its mechanical and electrical durability is tested rigorously, ensuring a long service life and consistent performance in demanding conditions.
The LC1D09B7 is a reliable and efficient solution for those seeking a contactor that offers both performance and durability for their motor control and resistive load applications.
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Frequently Asked Questions
What is the utilisation category for this contactor?
The contactor is suitable for a variety of utilisation categories including AC-1, AC-3, AC-3e, and AC-4, making it versatile for resistive loads and motor control applications.
Can this contactor be used for controlling motors?
Yes, this contactor is designed for motor control applications and can handle various motor power ratings depending on the voltage and phase of the motor.
What is the rated operational current of this contactor?
The rated operational current for the contactor in an AC-3 power circuit is 9A at less than 60°C, and 25A in an AC-1 power circuit at the same temperature range.
What are the dimensions of the contactor?
The contactor has a height of 77mm, a width of 45mm, and a depth of 86mm, making it compact for its capabilities.
What type of coil voltage does the contactor use?
The contactor is equipped with a 24V AC 50/60Hz coil, which is standard for this type of device.
What is the IP degree of protection for this contactor?
The contactor has an IP20 degree of protection for the front face, conforming to IEC 60529 standards.
What are the environmental operating conditions for this contactor?
The contactor can operate in ambient air temperatures ranging from -40 to 60°C without derating, and up to 70°C with derating. It also has a fire resistance of 850°C conforming to IEC 60695-2-1.
What certifications does the contactor have?
The contactor is certified by multiple international standards, including CSA, EN, IEC, UL, and others, ensuring its compliance with global industry regulations.
What is the tightening torque for the contactor's terminals?
The tightening torque for the power circuit screw clamp terminals is 1.7 N.m, ensuring a secure and reliable connection.
Does the contactor have auxiliary contacts?
Yes, the contactor includes 1 normally open (NO) and 1 normally closed (NC) auxiliary contact, which are mechanically linked and conform to IEC standards.
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