Wieland WK Series Knife Disconnect Terminal Block Grey, 0.5mm² to 4 mm², 2 Position, 1-Level, Screw 57.504.2055.0

Wieland 57.504.2055.0 WK Series Knife Disconnect Terminal Block is a high-quality DIN rail terminal designed with a grey body and screw termination, capable of accommodating wire cross-sections from 0.5mm² up to 4mm². With a nominal voltage rating of 800V and a current capacity of 20A, this terminal block ensures safe and efficient electrical connections in industrial, manufacturing, electrical distribution, and automation systems.

The terminal block’s single-level design includes 2 positions, allowing an organized layout when connecting multiple circuits. The unique pivoting disconnect knife mechanism, part of the WK4/TKM type, enables easy disconnection and reconnection of circuits without removing wires, increasing maintenance efficiency. The knife lever is colour-coded to visually signal the disconnect status, enhancing safety during electrical work.

This model complies with the ATEX hazardous area certification, making it suitable for use in explosive atmospheres. Furthermore, approvals from CSA, SEV, and UL (UR) attest to its compliance with international safety standards, enhancing trustworthiness in demanding environments.

The 6mm terminal pitch supports precise and compact wiring, while the screw termination ensures secure clamping of wires, including those from AWG 22 to AWG 10. The device’s robust construction and German manufacturing provide excellent durability and reliability over prolonged operational periods.

This product features a grey colour for easy identification in control panels. Suitable for use in industrial, automation, electrical distribution, and hazardous area applications. Simple installation and reliable screw terminal provide low-maintenance operation.

Knife disconnect lever facilitates quick isolation of circuits for safe electrical work. Compact 1-level, 2-position arrangement optimizes panel space utilization. ATEX certified for use in explosion-risk environments. All approvals including CSA, SEV, and UR ensure compliance with global industrial standards.

Made in Germany for premium quality assurance.

Set contains 1 Pc Wieland WK Series Knife Disconnect Terminal Block model 57.504.2055.0 as specified. Ideal for electrical engineers, panel builders, and technicians requiring reliable terminal blocks with safe disconnect features.

Explore the full range of DIN Rail Terminal Blocks in the Electronics Components category at EnvMart for your industrial electrical needs.