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Designed specifically for 24kV outdoor distribution systems
Reliable expulsion arc-quenching technology
Visible drop-out operation for easy fault identification
Effectively protects transformers and overhead feeders
High mechanical strength for outdoor environments
Compatible with standard fuse links
Excellent insulation performance for high voltage use
Simple structure with low maintenance requirements
Stable operation under wind, rain, and temperature changes
Long service life in outdoor power networks
| Rated voltage(KV) | Rated current(A) | Rated interrupting current(KA) | Lightning impulse withstand voltage to ground (BIL KV) | Minimum power frequency withstand dry voltage to ground (KV) | Minimum creepage distance(mm) |
| 11-15 | 100/200 | 12 | 110 | 42 | 220 |
| 11-15 | 100/200 | 12 | 125 | 50 | 320 |
| 24-27 | 100/200 | 12 | 150 | 65 | 470 |
| 33-38 | 100/200 | 8 | 170 | 70 | 660 |
| 33-38 | 100/200 | 8 | 170 | 70 | 720 |
| 33-38 | 100/200 | 8 | 170 | 70 | 900 |
24kV overhead power distribution lines
Distribution transformer primary protection
Feeder line and branch circuit protection
Urban and rural outdoor power networks
Pole-mounted distribution equipment
• Install the 24kv outdoor expulsion drop-out fuse cutout on utility poles at designated protection points.
• Connect the line conductor to the upper terminal and the protected equipment (such as transformer) to the lower terminal.
• Select the appropriate fuse link rating based on system current and protection requirements.
• During overcurrent or short-circuit faults, the fuse link melts and the fuse tube drops open.
• After fault clearance, replace the fuse link and reclose the fuse cutout using standard hot-line tools.
Manufactured with strict quality control standards
Tested for electrical performance and mechanical durability
Suitable for long-term outdoor high voltage operation
Stable arc extinguishing performance verified
Consistent quality for utility-grade applications
Q1: What is a 24kV expulsion drop-out fuse cutout used for?
A1: It provides overcurrent and short-circuit protection for 24kV overhead distribution systems.
Q2: Is this fuse cutout suitable for outdoor installation?
A2: Yes, it is specifically designed for outdoor environments.
Q3: Can it protect distribution transformers?
A3: Yes, it is widely used for transformer primary protection.
Q4: Does it provide visible disconnection after operation?
A4: Yes, the drop-out design provides clear visual indication.
Q5: Is maintenance complicated?
A5: No, maintenance mainly involves replacing the fuse link after operation.
