This document describes the 1SNK 161 041 D0201 1SNK 161 041 S0201 ZS4-SP-T2 screw clamp terminal block, which features 2 built-in test socket screws and a screwless component holder plug. It has the same profile as the ZS4 feed-through terminal block for aligned marking and identical end section use.
The ABB ZS4-SP-T2 screw clamp terminal block provides a compact 4 mm (10 AWG) disconnect solution with built‑in test socket screws and a screw‑less component holder plug. It shares the same profile as the ZS4 feed‑through block for easy alignment and marking.
The datasheet lists electrical ratings (400 V, 20 A), mechanical data (torque 0.1 Nm), material specifications (polyamide, UL94‑VO), and extensive environmental test results (dry heat, damp heat, cold, vibration). Ordering details, accessories, and compatible tools are also included.
| Rated voltage (IEC 60947‑1) | 400 V |
|---|---|
| Rated voltage (UL 1059) | 150 V |
| Rated current | 20 A |
| Short‑time withstand current (1 s) | 480 A |
| IP protection | IP20 |
| Operating temperature range (storage) | -55 °C to +110 °C |
| Insulating material | Polyamide |
| Flammability rating | UL94 VO |
| Wire stripping length | 10.5 mm (0.413 in) |
| Recommended torque | 0.1 Nm (0.885 lb·in) |
The rated current is 20 A according to IEC 60947‑7‑1.
It is rated for 400 V (IEC 60947‑1) and 150 V (UL 1059).
The recommended torque is 0.1 Nm (0.885 lb·in).