1sna146276r0600 – dr 4/6,n,ex

Why Choose the TE Connectivity DR4/6.N.EX 1SNA146276R0600 Terminal Block?

The TE Connectivity DR4/6.N.EX 1SNA146276R0600 is a blue 4 mm² screw clamp feed-through terminal block from the Entrelec Mini Blocks Screw range, designed for compact industrial control and signal wiring. Its miniature format provides dependable conductor termination while occupying only 6 mm of rail width, making it particularly suitable for installations where panel space is limited.

The DR4/6.N.EX provides two screw-clamp connection points on a single level and has a rated current of 30 A. Its blue polyamide housing provides clear circuit identification, while the proven screw-clamp connection system delivers a secure mechanical and electrical connection for industrial wiring applications.

Measuring approximately 28 mm high, 6 mm wide and 26 mm deep, the terminal mounts on compact TH15-5.5 DIN rail in accordance with IEC 60715. The DR4/6.N.EX is also covered by LCIE 02 ATEX 0017 U component certification, supporting its integration into appropriately designed and certified hazardous-area electrical equipment.

Key Advantages

• Compact 4 mm² feed-through terminal block for industrial wiring.
• 30 A rated current for dependable conductor connections.
• Only 6 mm wide for space-efficient miniature terminal assemblies.
• Reliable screw-clamp connection technology.
• Blue housing provides straightforward circuit identification.
• Designed for compact TH15-5.5 DIN rail mounting.
• LCIE 02 ATEX 0017 U component certification for Ex equipment applications.

Key Features

• TE Connectivity / Entrelec DR4/6.N.EX terminal block.
• Part of the Mini Blocks Screw range.
• Feed-through terminal function.
• 4 mm² rated cross-section.
• 30 A rated current.
• 6 mm spacing.
• Two connection points on one level.
• Screw-clamp conductor termination.
• Blue polyamide insulating housing.
• UL94 V-0 flammability classification.
• Suitable for TH15-5.5 miniature DIN rail.

Compact Feed-Through Connections for Industrial Control Systems

Miniature feed-through terminals provide an efficient way to organise control and signal wiring where conventional terminal blocks would consume excessive panel space. The DR4/6.N.EX combines a 4 mm² conductor rating with a narrow 6 mm profile, providing a practical solution for compact machinery, instrumentation and automation assemblies.

Its screw-clamp connection system provides secure conductor retention, while the polyamide housing and -55 to +110 °C operating range support use in demanding industrial environments. Combined with its Ex component certification, the DR4/6.N.EX is suitable for incorporation into appropriately designed industrial and hazardous-area equipment.

Typical Applications

• Industrial electrical control panels.
• Compact signal and control wiring.
• PLC and automation systems.
• Process control and instrumentation equipment.
• Hazardous-area electrical equipment assemblies.
• Machine control cabinets.
• High-density miniature terminal assemblies.
• OEM machinery and industrial panel building.