European-style 630A Insulated Cap
The European-style 630A insulating cap is used to cover the reserved opening of a 630A bushing or to seal the bushing after the T-shaped connector has been removed during maintenance. It is an accessory for bushings, providing full insulation and complete sealing protection for energized bushings, as well as dustproof and moisture-proof sealing protection for de-energized bushings.
Keywords: High- and low-voltage complete sets – packaged substations – ring main units
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Product Description
Product Overview
The European-style 630A insulating cap is used to cover the reserved opening of a 630A bushing or to seal the bushing after the T-type connector has been removed during maintenance. It is an accessory for bushings, providing complete insulation and airtight sealing for energized bushings, as well as dustproof and moisture-proof sealing protection for de-energized bushings.
The product complies with the design standards for Type C bushings as specified in EN 50180 and EN 50181.
Electrical Performance
| Testing Items | Testing Standards | |
| Rated voltage | 15kV | 24kV |
| Applicable Casing Types | Type C | Type C |
| Power-frequency withstand voltage (AC) | 39kV/5min | 54kV/5min |
| Partial discharge | 15 kV, ≤10 pC | 20 kV, ≤10 pC |
| Impulse voltage (10 cycles for each polarity) | 95kV | 125kV |
| Shunt resistor | ≤5000Ω | ≤5000Ω |
Compatible products
Main Accessories
Insulating caps, grease, cleaning paper
Structural dimensions
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