The ZW32-24 is a three-phase, 50Hz outdoor high-voltage vacuum circuit breaker designed for 24kV power distribution systems. As a pole-mounted switching device, it integrates reliable vacuum interrupting technology with a durable outdoor enclosure, making it ideal for rural electrification, industrial parks, and distribution network automation.
Aierway ZW32-24 Outdoor High Voltage Vacuum Circuit Breaker
Description
Product introduction
The ZW32-24 is a three-phase, 50Hz outdoor high-voltage vacuum circuit breaker designed for 24kV power distribution systems. As a pole-mounted switching device, it integrates reliable vacuum interrupting technology with a durable outdoor enclosure, making it ideal for rural electrification, industrial parks, and distribution network automation.
Key Features
Advanced Interruption Technology
Vacuum interrupters with rated breaking current up to 25kA
Long electrical life (30,000 mechanical operations)
Minimal maintenance requirements
Robust Outdoor Design
IP65 protection grade stainless steel enclosure
Withstands extreme temperatures (-40°C to +55°C)
Anti-corrosion coating for coastal applications
Smart Operation Capabilities
Spring-operated mechanism (manual/remote)
Optional motorized operation for automation
Integrated CT/PT for measurement
Safety & Compliance
Meets IEC 62271-100, GB/T 1984 standards
Full-range overcurrent protection
Visible isolation gap for maintenance safety
Why Choose ZW32-24?**
Proven reliability in harsh environments
Reduced maintenance costs (no SF6 gas)
Flexible control options (manual/SCADA)
Future-ready for smart grid applications
Technical data table
| No. | Item | Unit | Data | |
|---|---|---|---|---|
| 1 | Rated voltage | KV | 24 | |
| 2 | Rated frequency | Hz | 50 | |
| 3 | Rated current | A | 630/125 | |
| 4 | Rated short circuit breaking current | KA | 20/25 | |
| 5 | Rated peak withstand current (peak) | KA | 50/63 | |
| 6 | Rated short circuit closing current (peak) | KA | 50/63 | |
| 7 | Rated short-time withstand current/duration | KA/S | 20/4/25 | |
| 8 | Rated operating sequence | 10000 | ||
| 9 | Mechanical life | Times | 30 | |
| 10 | Rated short-circuit breaking current breaking time | Times | 42/48 | |
| 11 | 1 min power frequency withstand
(Wet)Phase to phase,to earth/Between open |
KV KV |
50/65
65/79 2 |
|
| 12 | Lighting impulse withstand voltage(peak)phase to phase, to earth/between open contacts | KA | 125/145 | |
| 13 | Weight | kg | 115 |
Outline and dimensions of installation
