DC 회로 차단기 2P 500V 125A | KYDB-125-2P

개요

그리고 dc circuit breaker 2p 500v 125a (model KYDB-125-2P) is a double-pole miniature DC breaker engineered for solar PV combiner boxes, energy storage (ESS), and industrial DC distribution systems. Rated for 500VDC and available in 63A / 80A / 100A / 125A, it ensures overload and short-circuit protection with a 6kA breaking capacity. Ui 690V and Uimp 6kV provide strong insulation performance for demanding environments.

주요 기능

• Rated voltage: 500VDC (2P); 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
• Endurance: Mechanical life 20,000 ops; Electrical life 2,000 ops
• 규정 준수: IEC 60947-2, GB/T 14048.2; CE & UL
• Works with PV 컴바이너 박스, DC 퓨즈, DC SPD및 DC 스위치 단로기

사양

Wiring Diagram & Dimensions

애플리케이션

• Solar PV combiner boxes
• Energy storage system (ESS) DC buses
• Industrial DC distribution panels
• Telecom and infrastructure DC power supply

자주 묻는 질문

Q1: What is a dc circuit breaker 2p 500v 125a?

A1: It is a double-pole miniature DC breaker rated at 500VDC and up to 125A, providing overload and short-circuit protection.

Q2: What current ratings are available?

A2: KYDB-125-2P supports 63A, 80A, 100A, and 125A.

Q3: What is the breaking capacity?

A3: Standard breaking capacity is 6kA (Icn/Ics).

Q4: Can it be used in PV and ESS systems?

A4: Yes, this dc circuit breaker 2p 500v 125a is commonly applied in PV 컴바이너 박스 and ESS systems.

Q5: Which standards does KYDB-125-2P comply with?

A5: IEC 60947-2, GB/T 14048.2, CE 및 UL 인증을 준수합니다.

견적 받기

Contact Kuangya for datasheets, wiring diagrams, or OEM customization of KYDB-125-2P.

Contact Us