1622373

Overview

Phoenix Contact part number 1622373 is a COMBI series terminal block connector designed for industrial electrical applications. It features a 4-pole configuration with an 8.2 mm pitch and supports a rated voltage of 1000 V and a nominal current of 41 A. The unit utilizes push-in spring connection technology, accommodating rigid wire cross-sections from 1 mm² to 10 mm² and flexible wires up to 6 mm². Constructed from PA insulation material with a grey finish (RAL 7042), it meets IEC 61984 standards and offers overvoltage category III protection with pollution degree 3.

Feature Summary

• Push-in spring connection technology enables tool-free wiring assembly without the need for screwdrivers or special tools.
• High current capacity of 41 A at 1000 V rating ensures reliable power distribution in demanding industrial environments.
• Robust PA insulation housing provides UL 94 V0 flame retardancy and resistance to extreme low temperatures down to -60 °C.

Applications

• Industrial machinery control panels
• Factory automation systems
• Railway vehicle electrical infrastructure

Procurement Notes

Verify the specific product datasheet to confirm compliance with regional safety certifications such as cULus or EAC before deployment. Ensure that the selected wire gauges strictly adhere to the documented push-in connection limits to maintain mechanical integrity and electrical safety standards during installation.

Selection Notes

Select this component when high-density wiring is required within standard DIN rail enclosures. The 8.2 mm pitch allows for compact layouts compared to wider spacing alternatives. Verify that the application environment does not exceed the specified temperature index of 130 °C for the insulation material to ensure long-term operational reliability.

Part Context

This component belongs to the Phoenix Contact COMBI series, which is engineered for robust terminal connections in heavy-duty industrial settings. The series is widely recognized for its standardized dimensions and compatibility with various plug-in bridges and marking accessories, facilitating streamlined system integration across diverse automation projects.

Replacement Considerations

No public substitute part numbers are confirmed for this specific model.

FAQ

What is the maximum flexible wire cross-section supported by the push-in connection?

The push-in connection supports flexible wire cross-sections up to 6 mm².

Does the COMBI series support double-wire connections?

Yes, the documentation confirms support for two flexible wires of the same cross-section using TWIN sleeves and plastic sleeves.