SV9666.340 Rittal Connection terminal block (ISV) 250 A 690 V 5-pole

SV9666.340 Rittal Connection terminal block (ISV) 250 A 690 V 5-pole

Rittal SV9666.340 ISV connection terminal block rated at 250 A and 690 V for connecting copper and aluminium conductors in industrial distribution systems.

SKU: SV9666.340Alt SKU: 9666340MPN: SV9666.340
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List Price £251.12 ex VAT
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Why Choose the Rittal SV9666.340 ISV Connection Terminal Block?

The Rittal SV9666.340 is a high-performance connection terminal block for the ISV (Installation Switchboard System) designed for reliable connection of copper and aluminium conductors within industrial power distribution assemblies. As part of the Rittal ISV modular distribution system, it provides a secure and efficient connection solution for low-voltage switchgear applications.

Designed for professional electrical installations, the SV9666.340 supports connection of round conductors, laminated copper bars and conductors fitted with pressed wire end ferrules. Its robust construction and modular compatibility make it suitable for structured and service-friendly power distribution systems.

With a rated current of 250 A, a rated voltage of 690 V and a 5-pole configuration, the Rittal SV9666.340 provides a dependable connection interface for industrial distribution assemblies requiring flexible conductor connection options.

Key Advantages

  • Dedicated ISV connection terminal block for Rittal power distribution systems.
  • 250 A rated current suitable for industrial electrical distribution applications.
  • 690 V rated voltage for low-voltage switchgear systems.
  • Supports copper and aluminium conductor connections.
  • Suitable for round conductors and laminated copper bars.
  • Compact modular design for Rittal ISV installation switchboards.

Key Features

  • Rittal ISV connection terminal block design.
  • 5-pole configuration.
  • 250 A maximum rated current.
  • 690 V rated operating voltage.
  • Connection range for round conductors 1 × 16–150 mm² / 2 × 16–70 mm².
  • Clamping area for laminated copper bars 17 × 21 mm.
  • Suitable for copper and aluminium conductors.
  • Includes assembly parts and installation instructions.
  • Contact hazard protection module SV9666.020 required for covering the connection terminal block.

Reliable Connection Solutions for Industrial Distribution Systems

Connection terminal blocks provide a reliable interface between incoming conductors and power distribution assemblies. The Rittal SV9666.340 enables secure conductor termination while supporting flexible installation requirements in industrial switchboards.

Designed for the Rittal ISV platform, this terminal block helps engineers and panel builders create safe, organised and maintainable electrical distribution systems with dependable conductor connections.

Typical Applications

  • Industrial low-voltage distribution boards.
  • Rittal ISV installation switchboards.
  • Control and automation cabinets.
  • Machine building electrical systems.
  • Main power connection assemblies.
  • Industrial switchgear and enclosure systems.

Technical Specifications

Manufacturer Rittal
Series ISV Installation Switchboard System
Model SV9666.340
Product type Connection terminal block
Rated current 250 A
Rated voltage 690 V
Number of poles 5-pole
Conductor connection Copper and aluminium conductors
Round conductor connection 1 × 16–150 mm² / 2 × 16–70 mm²
Laminated copper bar clamping area 17 × 21 mm
Colour RAL 7035
Packaging unit 1 pc
Net weight approx. 3.013 kg
Gross weight approx. 3.213 kg

Frequently Asked Questions

What is the Rittal SV9666.340 used for?

The SV9666.340 is an ISV connection terminal block used for connecting copper and aluminium conductors within Rittal power distribution assemblies.

What current rating does the SV9666.340 support?

The connection terminal block supports a maximum rated current of 250 A.

What voltage rating does this terminal block have?

The Rittal SV9666.340 is rated for applications up to 690 V.

What conductor sizes can be connected?

The terminal block supports round conductors from 1 × 16–150 mm² or 2 × 16–70 mm².

Is additional protection required for this terminal block?

Yes, the Rittal SV9666.020 contact hazard protection module is required to cover the connection terminal block.

Trusted by Industrial Electrical Engineers

Rittal ISV connection components are trusted by electrical engineers and panel builders worldwide for creating safe, modular and reliable industrial power distribution systems.