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Disyuntor CC 4P 1000V 125A | KYDB-125-4P
Kuangya KYDB-125-4P is a disyuntor cc 4p 1000v 125a, available in 63A / 80A / 100A / 125A.
Four-pole protection at 1000VDC with 6kA breaking capacity; Ui 690V, Uimp 6kV.
IEC 60947-2 compliant, DIN-rail installation for PV, ESS & industrial DC systems.
Visión general
En disyuntor cc 4p 1000v 125a (model KYDB-125-4P) delivers heavy-duty four-pole DC protection for high-voltage PV combiner boxes, energy storage systems (ESS), and industrial DC distribution. Rated for 1000VDC and available in 63A / 80A / 100A / 125A, it provides reliable overload and short-circuit protection with a 6kA breaking capacity. Insulation performance is ensured by Ui 690V y Uimp 6kV, supporting long-term operation in demanding environments.
Características principales
- Tensión nominal: 1000VDC (4P); frame current: 125A
- Current options: 63A / 80A / 100A / 125A
- Breaking capacity: 6kA (Icn/Ics)
- Trip characteristics: C / D, thermal-magnetic
- Insulation & impulse: Ui 690V; Uimp 6kV
- Resistencia: Mechanical life 20,000 ops; Electrical life 2,000 ops
- Compliance: IEC 60947-2, GB/T 14048.2; CE & UL
- Se coordina con Cajas de conexiones fotovoltaicas, Fusibles CC, DC SPDy Interruptores-seccionadores de CC
Especificaciones
| Modelo | KYDB-125-4P |
|---|---|
| Postes | 4P |
| Corriente nominal (In) | 63A / 80A / 100A / 125A |
| Tensión nominal (Ue) | 1000VDC |
| Rated Insulation Voltage (Ui) | 690V |
| Impulse Withstand Voltage (Uimp) | 6kV |
| Capacidad de rotura (Icn/Ics) | 6kA / 6kA |
| Trip Characteristics | C / D (thermal-magnetic) |
| Mechanical Life | 20,000 operations |
| Electrical Life | 2,000 operations |
| Instalación | DIN-rail, width 72mm (18mm × 4 poles) |
| Normas | IEC 60947-2, GB/T 14048.2 |
Wiring Diagram & Dimensions
Aplicaciones
- High-voltage PV combiner boxes and strings
- Sistema de almacenamiento de energía (ESS) Distribución de CC
- Industrial DC control and distribution panels
- Telecommunication and infrastructure DC power systems
PREGUNTAS FRECUENTES
Q1: What is a dc circuit breaker 4p 1000v 125a?
A1: It is a four-pole miniature DC breaker rated at 1000VDC and up to 125A, designed to provide overload and short-circuit protection in high-voltage DC systems.
Q2: What current ratings are available?
A2: KYDB-125-4P supports 63A, 80A, 100A, and 125A.
Q3: What is the breaking capacity?
A3: The breaker offers a standard breaking capacity of 6kA (Icn/Ics).
Q4: Can it be used in PV and ESS systems?
A4: Yes, this disyuntor cc 4p 1000v 125a is widely applied in Cajas de conexiones fotovoltaicas y distribución de corriente continua ESS.
Q5: Which standards does KYDB-125-4P comply with?
A5: It complies with IEC 60947-2, GB/T 14048.2, and meets CE & UL requirements.
Get a Quote
Contact Kuangya for datasheets, wiring diagrams, or OEM customization of KYDB-125-4P.
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