El aparejo de conexión con envolvente metálica, extraíble, blindado y de CA para interiores KYN28-12 se utiliza en sistemas de energía de CA trifásica con una tensión nominal de 12 kV y una frecuencia nominal de 50 Hz para la recepción y distribución de energía eléctrica, así como para el control, protección y monitoreo de circuitos.
Preguntar
Certificado
Working environment conditions:
4.1 Ambient temperature: Max.: +40°C, Min.: -15°C (down to -45℃ under special process conditions);
4.2 Ambient humidity: daily mean < 95%, monthly mean ≤ 90%;
4.3 Altitude: no more than 1,000 meters;
4.4 Earthquake resistance: the earthquake intensity does not exceed magnitude 8;
4.5 There is no obvious pollution such as corrosion or flammable gas, and water vapor in the surrounding air;
4.6 There is no serious dirt and frequent violent vibration; the Category 1 shall be met under severe conditions; Note: If deviation of normal service conditions occurs, the customer should inform the manufacturer before production.
| Name | Unit | Parameter |
| Rated voltage | kV | 12 |
| Rated power frequency withstand voltage 1min Ud | kV | Phase-to-phase, to earth 42, open contacts 48 |
| Rated impulse withstand voltage, Up(peak) | kV | Phase-to-phase, to earth 75, open contacts 85 |
| Rated freq. | Hz | 50 |
| Rated current | A | 630, 1250, 1600, 2000, 2500, 3150, 4000 |
| Rated current of branch busbar | A | 630, 1250, 1600, 2000, 2500, 3150, 4000 |
| Rated short-time withstand current(effective value) | kA | 20, 25, 31.5, 40 |
| Rated peak withstand current | kA | 50, 63, 80, 100 |
| Rated short-circuit duration | s | 4 |
| Protection grade | Housing: IP4X; when the compartment door and circuit breaker door are open: IP2X |
Zhejiang Tengen Electric Co., Ltd.
Zona Industrial de Sulv, Pueblo de Liushi, Ciudad de Yueqing, Provincia de Zhejiang, China, 325699
+86 21 3119 8727
marketing@tengen.com.cn
![[图标]](/public/uploads/images/20220424/f95ac913521d4135916dfe3318828593.svg)
![[图标]](/public/uploads/images/20220424/6e75ac7746d8bcec75162168e55cb8e1.svg)
![[图标]](/public/uploads/images/20220424/a895ba8b25ce7f1af329cff0c9d06d08.svg)
Copyright ©2026 Zhejiang Tengen Electric Co., Ltd.
Aquí puede enviarnos una consulta sobre preguntas generales sobre TENGEN
Nuestro sitio web utiliza cookies para ofrecerle una mejor experiencia en vivo. Al seguir navegando por el sitio web, está de acuerdo en que usemos cookies de acuerdo con la política de cookies.
Acepto
![[返回]](/public/static/modules/cms/images/g-fh.png)
Lista de devolución