直流遮断器 2P 500V｜KYDB-63-2P

概要

について 直流遮断器 2P 500V (model KYDB-63-2P) is a double-pole miniature DC breaker for solar PV combiner boxes, battery energy storage, and industrial DC distribution. With current ratings from 6A to 63A, it delivers reliable overload and short-circuit protection at 500VDC. Ui of 690V and Uimp of 6kV ensure excellent insulation performance in demanding DC environments.

主な特徴

• Rated voltage: 500VDC (2P); frame current 63A
• Rated current options: 6A / 10A / 16A / 20A / 25A / 32A / 63A
• Breaking capacity: 6kA (Icn); Operating short-circuit capacity: 6kA (Ics)
• Trip characteristics: C / D, thermal-magnetic protection
• Rated insulation voltage (Ui): 690V; Impulse withstand voltage (Uimp): 6kV
• Mechanical life: 20,000 operations; Electrical life: 2,000 operations
• 準拠 IEC 60947-2, GB/T 14048.2, CE and UL
• Integrates with PVコンバイナーボックス, 直流ヒューズ, DC SPDそして DCスイッチ・ディスコネクター

仕様

Wiring Diagram & Dimensions

アプリケーション

• Solar PV combiner boxes
• Energy storage system (ESS) DC buses
• Industrial DC distribution panels
• Telecommunication and data center DC systems

よくあるご質問

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

A1: It is a double-pole miniature DC breaker rated at 500VDC, designed for overload and short-circuit protection in PV and ESS applications.

Q2: What current ratings are available?

A2: KYDB-63-2P supports 6A, 10A, 16A, 20A, 25A, 32A, and 63A.

Q3: What is the breaking capacity?

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

Q4: Is it suitable for PV combiner boxes?

A4: Yes, this 直流遮断器 2P 500V is commonly used in PVコンバイナーボックス and ESS systems.

Q5: What standards does KYDB-63-2P comply with?

A5：IEC 60947-2、GB/T 14048.2、CE、UL認証に準拠しています。

お見積もり

Contact Kuangya for datasheets, wiring diagrams, or OEM customization of KYDB-63-2P.

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