直流遮断器 1P 250V｜KYDB-63-1P

概要

について 直流遮断器 1P 250V (model KYDB-63-1P) is a single-pole miniature breaker designed for PV combiner boxes, ESS systems, and telecom DC power. It supports rated currents from 6A to 63A and ensures dependable overload and short-circuit protection at 250VDC. With Ui 690V and Uimp 6kV, this breaker delivers safety and reliability in demanding DC applications.

主な特徴

• Rated current options: 6A / 10A / 16A / 20A / 25A / 32A / 63A
• Rated voltage: 250VDC (1P); frame current 63A
• Breaking capacity: 6kA (Icn) / Operating short-circuit capacity: 6kA (Ics)
• Trip characteristics: C / D, thermal-magnetic
• Rated insulation voltage (Ui): 690V; Impulse withstand voltage (Uimp): 6kV
• Mechanical life: 20,000 ops; Electrical life: 2,000 ops
• 認定 IEC 60947-2, CE, and UL
• Perfect match 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

• 住宅用および商業用太陽光発電屋上システム
• 蓄電システム（ESS） 直流配電
• Telecom and data center DC power supply
• Industrial automation DC panels

よくあるご質問

Q1: What is a dc circuit breaker 1p 250v?

A1: It is a single-pole miniature DC breaker rated at 250VDC, designed for overload and short-circuit protection in PV, ESS, and telecom applications.

Q2: What current ratings are available for KYDB-63-1P?

A2: It supports 6A, 10A, 16A, 20A, 25A, 32A, and 63A.

Q3: What is the breaking capacity?

A3: The breaker provides 6kA breaking capacity (Icn/Ics).

Q4: Is it suitable for PV combiner boxes?

A4: Yes, this 直流遮断器 1P 250V is commonly used in PVコンバイナーボックス and ESS DC systems.

Q5: What standards does KYDB-63-1P 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-63-1P.

Contact Us