Model NO.: JN15-24/31.5
Altitude: Less Than or Equal to 1000m
Ambient Temperature: -25--40
Earthquake Intensity: Less Than or Equal to 8 Degree
Specification: 670mm*560mm
Origin: China
HS Code: 8536500000
JN22-40.5/31.5 Indoor AC High Voltage Earthing SwitchJN15-24/31.5 type high voltage AC earthing switch is a new developed product with international advanced level.Its structure is the assembly type.Comprehensive assessment,features are desirable inthe demands of the GB1985-2014 High Voltage AC Isolation Switch and Earthing Switch and IEC32271-10:2002.Be appropriare for 24kV three-phase AC 50Hz in the power system.It has a close short circuit ability to protect switch equipment within the other electrical equipment from being damaged,also as a high voltage electrical equipment maintenance earthing protection.
Main Technical Parameter
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| Item | Unit | Data | ||
| Rated Voltage | kVÂ | 24 | ||
| Rated short-time withstand current | kA | 31.5 | ||
| Rated short circuit duration | s | 4 | ||
| Rated short-circuit current | kA | 80 | ||
| Rated peak withstand current | kA | 80 | ||
| Rated insulation level | PF withstand voltage(1min) | kV | Extreme to earth phase to phase | 65 |
| Lightning impulse withstand voltage | 125 | |||
| Mechanical endurance | time | 3000 | ||
JN15-24/31.5 Indoor AC high Voltage Earthing Switch outline and installation size
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