This document describes the features and benefits of the 1SNK 161 042 D0201 1SNK 161 042 S0201 ZS4-S-T screw clamp terminal block, including the convenience of two built-in test socket screws, screwdriver or hand operated disconnect blade, and the same profile as the ZS4 feed-through terminal block for aligned marking and identical end section use. The document also provides technical specifications and ordering information for the product.
The ABB ZS4-S-T screw clamp terminal block is a 4 mm (10 AWG) disconnect terminal designed for both rigid and flexible conductors. It features a screw‑clamp mechanism, built‑in test socket screws, and a flat‑screwdriver disconnect blade, with a profile compatible with the ZS4 feed‑through series.
The datasheet provides electrical characteristics, mechanical endurance, environmental test results, and a full list of accessories and ordering codes. It also includes short‑circuit current ratings, temperature ranges, and compliance with IEC, UL, and CSA standards.
| Rated current | 25 A |
|---|---|
| Rated voltage (IEC) | 400 V |
| Rated voltage (UL) | 150 V |
| IP protection | IP20 |
| Insulating material | Polyamide |
| Insulation voltage | 600 V |
| Operating torque | 0.6 Nm (0.885 lb·in) |
| Temperature range (storage) | -55 °C to +110 °C |
| Temperature range (installing) | -5 °C to +40 °C |
The terminal block is rated for 25 A according to IEC 60947‑7‑1.
It has an IP20 protection rating.
The recommended tightening torque is 0.6 Nm (approximately 0.885 lb·in).
The insulating material is polyamide.