ZHEJIANG SIPUN ELECTRIC LTD
Precision Power Distribution at 1000V
Engineering Excellence
Designed for industrial power transmission, the SUT-10 terminal block delivers 57A continuous current and 1000V reinforced isolation in high-density applications. Supporting 0.5–16 mm² conductors, it ensures robust connectivity for automation systems, energy infrastructure, and critical control circuits.
Technical Specifications
| Parameter | Performance Data |
|---|---|
| Conductor range | 0.5–16 mm² (stranded/solid) |
| Rated voltage | 1000V AC/DC |
| Rated current | 57A (25°C ambient) |
| Contact resistance | <1.5 mΩ |
| Isolation voltage | 4kV (50Hz, 1min) |
| Operating temp | -40°C to +105°C |
| Clamping torque | 1.5 Nm |
| Creepage distance | ≥8.5 mm |
| Housing material | PA66 (UL94 V-0 compliant) |
Core Innovations
1. High-Voltage Integrity
- Triple-barrier isolation exceeding 1000V AC/DC requirements
- Flame-retardant housing passes 850°C glow-wire test (IEC 60695-2-12)
2. Top-Down Bridging System
- FBS jumper compatibility: Vertical insertion from above for space-optimized wiring
- Multi-angle contact design: Supports 0°/90°/180° jumper configurations
3. Traceability Management
- ZB10 marking strip ready: Compatible with 10.0mm industrial labeling systems
- Laser-engraved identification: Permanent 0.3mm character depth for lifecycle tracking
Application Scenarios
- Motor Control Centers: 57A power distribution in MCC panels
- Renewable Energy: Solar inverter DC links and wind turbine converters
- Industrial Machinery: Heavy-equipment control cabinets
- Power Supplies: UPS and transformer secondary circuits
- Rail Electrification: Traction system signal interfaces
Compliance & Certification
- GB/T 14048.1 & 14048.7 (Chinese low-voltage apparatus standards) 13
- International: IEC 60947-7-1, EN 60999
- Environmental: RoHS compliant, IP20 protection
Corporate Capabilities
As a National High-Tech Enterprise, SIPUN ELECTRIC masters end-to-end manufacturing:
✅ ISO 9001/14001 certified production 1
✅ 48+ patents in electrical connectivity
✅ Global technical support with 3D CAD models
⚡ Accessories: End plates (SUT-G), and custom jumper kits
Technical Notes:
- FBS Jumper Operation
- Insertion direction: Top-down vertical engagement
- Current rating: 57A continuous
- Contact material: Tin-plated copper alloy
- ZB10 Marking System
- Strip width: 10.0±0.1mm
- Field-printable with industrial markers
- Safety Validation
- 150% overvoltage withstand (1500V/60s per GB/T 14048.7)
- 2000V impulse voltage tested
Post time: Jul-14-2025