sq4-30p-sd-415v chint 30kw metal clad star-delta starter 415v ip55

sq4-30p-sd-415v chint 30kw metal clad star-delta starter 415v ip55

Chint SQ4-30P-SD-415V 30 kW enclosed star-delta starter with 415 V AC control circuit and IP55 metal clad enclosure for industrial motor control applications.

SKU: SQ4-30P-SD-415VAlt SKU: SQ430PSD415VMPN: SQ4-30P-SD-415V
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List Price £1,173.45 ex VAT
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Why Choose the Chint SQ4-30P-SD-415V Star-Delta Starter?

The Chint SQ4-30P-SD-415V is a robust enclosed star-delta motor starter designed for reliable reduced-current starting of three-phase industrial motors. As part of the trusted Chint SQ4 motor starter series, it provides dependable motor control for industrial applications requiring reduced starting current and reliable operation.

This starter reduces motor inrush current during startup by initially operating the motor in star configuration before changing to delta operation. The metal clad enclosure provides durable protection for internal components, making it suitable for industrial plants, workshops and automation systems.

With a 30 kW motor rating, 415 V AC control circuit and IP55 metal clad enclosure, the SQ4-30P-SD-415V is suitable for pumps, compressors, conveyors, fans and industrial machinery requiring dependable reduced-voltage motor starting.

Key Advantages

  • Reliable star-delta motor starter for industrial applications.
  • 30 kW motor rating suitable for larger three-phase motors.
  • 415 V AC control voltage for industrial motor control systems.
  • IP55 metal clad enclosure provides protection against dust and moisture.
  • Reduced starting current helps minimise electrical and mechanical stress.
  • Suitable for heavy-duty industrial motor starting applications.

Key Features

  • Chint SQ4 enclosed star-delta starter series.
  • 30 kW rated motor power.
  • 415 V AC control circuit.
  • Reduced-voltage star-delta motor starting.
  • Metal clad IP55 enclosure.
  • Electronic control circuit timer.
  • Compatible with thermal overload relay protection.
  • Surface mounting design for industrial installations.

Reduced Current Motor Starting for Industrial Systems

Star-delta starters such as the Chint SQ4-30P-SD-415V reduce motor starting current by initially connecting motor windings in a star configuration before automatically switching to delta operation. This helps reduce voltage dips, minimise mechanical stress and improve the reliability of industrial motor systems.

The SQ4 series is designed for industrial applications requiring dependable motor startup performance and durable enclosure protection. Its IP55 metal clad enclosure supports long-term operation in demanding environments where protection against dust and moisture is required.

Typical Applications

  • Industrial pumps and compressors.
  • Ventilation systems and industrial fans.
  • Conveyor and material handling equipment.
  • Production and processing machinery.
  • Water treatment and utility systems.
  • General industrial motor control applications.

Technical Specifications

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IP Rating IP55
Power 30 kW
Voltage 400 V
Starter Type Star Delta
With Isolator No
Coil / Supply Voltage 415 V AC
Manufacturer Chint
Series SQ4 Motor Starters
Model SQ4-30P-SD-415V
Product type Star-delta starter
Motor rating 30 kW
Motor full load current 52 A
Delta loop current 30.2 A
Recommended overload relay NR2-36-32
Control voltage 415 V AC
Control frequency 50 / 60 Hz
Starter type Reduced-voltage star-delta starter
Enclosure type Metal clad steel enclosure
Protection rating IP55
Mounting type Surface mounting
Motor supply Three-phase AC motors

Frequently Asked Questions

What is the Chint SQ4-30P-SD-415V used for?

This product is used for reduced-current starting of three-phase industrial motors in machinery and automation systems.

What motor size is supported by this starter?

The starter is designed for motors rated up to approximately 30 kW.

What is the benefit of a star-delta starter?

A star-delta starter reduces motor starting current and mechanical stress during startup, helping improve motor performance and minimise power supply disturbances.

Is the enclosure suitable for industrial environments?

Yes, the unit features a durable IP55 metal clad enclosure suitable for demanding industrial environments.

Does the starter include overload protection?

The starter is designed for use with a compatible NR2-36-32 thermal overload relay.

Trusted by Industrial Engineers Worldwide

Chint SQ4 star-delta starters are widely used in industrial motor control applications to provide reliable reduced-voltage starting, robust protection and efficient operation of three-phase motors.

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