Description
ZS4-SF-R1
Entrelec ZS4-SF-R1 screw-clamp fuse-holder terminal block, 4 mm², 5.2 mm pitch, taking a 5×2 cm (SF) or 5×2.5 cm (SF1) cartridge fuse in a hinged carrier; -R1/-R3 versions add a blown-fuse LED indicator. DIN rail TH35 (EN 50022). Standards IEC 60947-7-1; UL 1059; CSA C22.2 No.158 / IEC 60947-7-3.
Key features
- Function: Fuse-holder: 5×2 cm (SF) or 5×2.5 cm (SF1) cartridge fuse; -R1/-R3 add blown-fuse indicator
- Rated cross-section: 4 mm² (12 AWG)
- Connection capacity: Rigid 0.2-4 mm² / Flexible 0.22-4 mm² (24-12 AWG)
- Rated voltage Ui: 500 V
- Rated current: Limited by fuse (max 6.3 A)
- Impulse withstand voltage: 6000 V
Full technical specifications are listed under Additional Information. Datasheet (PDF). Source: Entrelec Terminal Blocks SNK catalog.



