Ningbo Tianan (Group) Co.,Ltd.
Ningbo Tianan (Group) Co.,Ltd
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AC Metal-clad Switchgear , Switch Cabinet , Distrubution box
Overview
KYN series metal-clad removable enclosed switch cabinet (called switch cabinet for short). It is applicable for power receiving and distribution in the 3.6-12Kv three-phase AC 50Hz single bus bar and single bus bar sectioning system. It has the functions of controlling, protecting and monitoring the circuit.
Using Condition:
1. General Temperature: Not over than +40, Not less than -5. Equal Temperature35.
2. Altitude height not over than 1000M
3. Relative Humidity=90% (+25)
4. Earthquake frequency not over 8 degree
5. Without dust, fire, Corrosion or other dangerous items around
Technical Parameters
| Technical Characteristics | ||||
| Rated voltage | kV | 12 | 17.5 | 24 |
| Rated power frequency withstand voltage | kV | 28 | 38 | 65 |
| Rated lightning impulse withstand voltage | kV peak | 75 | 95 | 125 |
| Rated short time withstand current - 3s | up to kA | 40 | 40 | 31.5 |
| Rated peak withstand current | up to kA | 100/125 | 100/125 | 80 |
| Internal arc classification IAC A FL(R) - 1s | up to kA | 40 | 40 | 31.5 |
| Rated frequency | Hz | 50/60 | ||
|
Rated current - busbar - C.B. cubicle - contactor cubicle |
up to kA |
3,150/4,000* 3,150/4,000* 400 |
3,150/4,000* 3,150/4,000* - |
2,500 2,500 - |
| Degree of protection | IP3X or IP4X | |||
| Standards | IEC | |||
| Dimensions depending on cubicle type (contactor / vacuum or SF6 circuit breaker), rated current and voltage. | ||||
| Width | mm | from 800 to 1000 | ||
| Height | mm | 2,300(2200) | ||
| Depth | mm | from 1,500to 1,660 | ||