KYN28-12(GZS1) type armoured removable AC metal enclosed switchgear (hereinafter referred to as "switchgear") It is suitable for three-phase AC 50Hz power system, used to receive and distribute electrical energy and control, protect and monitor the circuit. La nueva aparamenta de alta corriente y alta ruptura introducida y desarrollada también puede utilizarse por separado como toma de generador de alta tensión.
Visión general
KYN28-12(GZS1) type armoured removable AC metal enclosed switchgear (hereinafter referred to as "switchgear") It is suitable for three-phase AC 50Hz power system, used to receive and distribute electrical energy and control, protect and monitor the circuit. La nueva aparamenta de alta corriente y alta ruptura introducida y desarrollada también puede utilizarse por separado como toma de generador de alta tensión.
This product conforms to the standards: GB3906 “3~35kV AC metal enclosed switchgear”, GB/T11022 “High voltage switchgear and control equipment standard common technical requirements”, IEC298 “rated voltage above 1kV 52kV and below AC metal enclosed switchgear and control equipment”.
Modelo Significado
| K | Y | N | 28 | – | 12 | Z |
| ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | |
| Tipo blindado metálico | Tipo de cambio | Interior | Número de secuencia del diseño | Tensión nominal (KV) | Interruptor de vacío |
Conditions Of Uuse
• Ambient air temperature: maximum temperature +40℃ , minimum temperature -15℃ ;
• Relative humidity: daily average relative humidity: ≤ 95%, daily average water vapor pressure does not exceed 2.2KPa; Monthly average relative humidity ≤ 90%; The average monthly steam pressure does not exceed 1.8KPa;
• Altitude: ≤ 1000m;
• Seismic intensity: not more than 8;
• The surrounding air should be free from corrosive or flammable gas, water vapor and other obvious pollution;
• No violent vibration site;
• When used under normal conditions beyond GB3906, the user and the company shall negotiate.
KYN28-12 Aparamenta metálica blindada de CA de tipo retráctil
| Parameter | Unidad | Value | ||
| Rated Voltage | KV | 3.6、7.2、12 | ||
| Frecuencia nominal | Hz | 50 | ||
| Rated current of circuit breaker | A | 630、1250、1600、2000、2500、3150、4000 | ||
| Rated current of switchgear | A | 630、1250、1600、2000、2500、3150、4000 | ||
| Rated Short-time Withstand Current (4s) | KA | 16、20、25、31.5、40、50 | ||
| Rated Peak Withstand Current (Peak Value) | KA | 40、50、63、80、100、125 | ||
| Rated Short-Circuit Breaking Current | KA | 16、20、25、31.5、40、50 | ||
| Rated Short-Circuit Making Current(Peak Value) | KA | 40、50、63、80、100、125 | ||
| Rated Insulation Level |
1min Power Frequency Withstand Voltage Rated |
Phase to phase,phase to earth Gaps |
KV | 24、32、42 |
| KV | 24、32、48 | |||
| Lightning Impulse Withstand Voltage (Peak) |
Phase to phase,phase to earth Gaps |
KV | 40、60、75 | |
| KV | 46、70、85 | |||
| Protection (IP)Rating | IP4X | |||
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