


KYN (Z) armored removable AC metal enclosed switchgear is a three-phase AC 50Hz indoor switchgear with a rated voltage of 24kV, which is used to receive and distribute electric energy. It is particularly suitable for frequent operation applications.



| Item | Unit | Parameter | ||
| Rated frequency | Hz | 50 | ||
| Rated voltage | kV | 24 | ||
| Rated current | A | 630 - 3150 | ||
| Max. working voltage | kV | Interphase, phase to ground | Isolated fracture | |
| Rated insulation level | Power frequency withstand voltage @ 1 min | kV | 65 | 79 |
| Lightning impulse withstand voltage | 125 | 145 | ||
| Rated short-time withstand current | kA | 25, 31.5, 40 | ||
| Rated short circuit making current (peak) | kA | 63, 80, 100 | ||
| Rated peak withstand current | kA | 63, 80, 100 | ||
| Rated short-circuit breaking current | kA | 20, 25, 31.5, 40 | ||
| Rated short-circuit duration | s | 4 | ||
| Protection grade | Housing | IP4X | ||
| Isolation chamber | IP2X | |||
| Overall dimensions (width × depth × height) | Cable incoming and outgoing lines | mm | 1,000×2,290×1,760 | |
| Overhead incoming and outgoing lines | 1000×2090×2290 | |||
HUIHAI
