Ilme CKF03 Female insert 3p and earth 10a screw terminal Size 21.21

Ilme CKF03 Female insert 3p and earth 10a screw terminal Size 21.21

Ilme CKF03 is a size 21.21 female multipole connector insert with 3 poles plus protective earth, 10 A rating and screw-terminal connections for industrial machinery and automation systems.

SKU: CKF03MPN: CKF03
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Why Choose the Ilme CKF03 Female Insert?

The Ilme CKF03 is a compact female multipole connector insert with 3 poles plus protective earth, designed for dependable electrical connections in industrial machinery, automation equipment and control systems. Part of the Ilme CK connector series, it uses the compact size 21.21 format and provides screw-terminal termination for straightforward field wiring.

Rated at 10 A, the CKF03 provides three female power or signal contacts together with a dedicated protective earth connection. Its screw-terminal design allows conductors to be securely terminated without specialised crimping equipment, making installation and maintenance practical for machine builders, panel manufacturers and industrial electricians.

The insert is intended for use with compatible Ilme size 21.21 hoods and housings, allowing a complete protected multipole connector assembly to be created. Its compact dimensions make it particularly suitable for machinery and equipment where installation space is restricted but a robust detachable electrical connection is required.

Key Advantages

  • Compact 3-pole plus earth female connector insert for industrial applications.
  • 10 A rated current suitable for power, control and auxiliary circuits.
  • Screw-terminal connection enables straightforward conductor termination.
  • Dedicated protective earth contact supports safe equipment grounding.
  • Compact size 21.21 format helps minimise connector installation space.
  • Compatible with suitable Ilme CK and CKA size 21.21 hoods and housings.

Key Features

  • Ilme CK series female insert.
  • 3 poles + protective earth.
  • Female connection.
  • 10 A rated current.
  • 400 V rated voltage.
  • Screw-terminal termination.
  • Size 21.21 connector format.
  • Thermoplastic insulating body.
  • Silver-plated copper-alloy contacts.
  • Designed for modular industrial multipole connector assemblies.

Reliable Screw-Terminal Connectivity for Industrial Equipment

Multipole inserts such as the Ilme CKF03 provide a compact detachable interface between electrical equipment and external cabling. Three working contacts can carry power, control or auxiliary circuits, while the dedicated protective earth contact provides the grounding connection required for compatible industrial equipment.

The screw-terminal connection method makes the CKF03 particularly convenient for field installation because conductors can be terminated directly at the insert without separate crimp contacts. When installed in a compatible Ilme hood or housing, the insert forms part of a robust modular connector system suitable for repeated connection and disconnection during installation, servicing and maintenance.

Typical Applications

  • Industrial machinery and machine-building equipment.
  • Factory automation and production systems.
  • Electrical control panels and enclosures.
  • Motors, actuators and auxiliary equipment.
  • Packaging and processing machinery.
  • OEM equipment requiring compact detachable electrical connections.

Technical Specifications

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Connection Screw
Frame Size 21.21
Product Series ILME C-Type
Contacts 3 poles
Contact Gender Female
Device Type Insert / Module
Poles 3-pole
HS Code 85366990
Country of Manufacture Italy
Manufacturer Ilme
Series CK
Model CKF03
Alternative reference CKF 03
Product type Female multipole connector insert
Connection type Female connection
Number of poles 3 poles + protective earth
Rated current 10 A
Rated voltage 400 V
Rated impulse withstand voltage 4 kV
Pollution degree 3
Termination method Screw terminal
Conductor cross-section 0.75–2.5 mm²
Housing size 21.21
Contact material Copper alloy
Contact plating Silver plated
Insulating material Thermoplastic
Operating temperature -40 °C to +125 °C
Mating cycles ≥500

Frequently Asked Questions

What is the Ilme CKF03 used for?

The CKF03 is a female 3-pole plus earth multipole insert used to create detachable electrical connections in industrial machinery, automation equipment and control systems.

What is the current rating of the Ilme CKF03?

The CKF03 has a rated current of 10 A.

How many poles does the CKF03 have?

The insert provides 3 working poles plus a dedicated protective earth contact.

How are wires connected to the CKF03?

The CKF03 uses screw-terminal connections, allowing conductors to be terminated directly at the insert without separate crimp contacts.

What housing size is required for the Ilme CKF03?

The CKF03 uses the compact size 21.21 format and is intended for installation in compatible Ilme CK and CKA hoods and housings of the corresponding size.

Trusted by Industrial Automation Professionals

Ilme industrial multipole connectors are widely used by machine builders, panel manufacturers and automation engineers for robust, modular and serviceable power, control and signal connections in industrial equipment.