주소
304 북쪽 추기경
세인트 도체스터 센터, MA 02124
근무 시간
월요일~금요일: 오전 7시~오후 7시
주말: 주말: 오전 10시 - 오후 5시
KY-40/G1500 DC 서지 보호 장치(유형 2, 1500V)
- 그리고 1500V DC SPD KY-40/G1500 provides advanced Type 2 surge protection for modern PV systems.
- Designed for utility-scale solar plants, central inverters, and large PV combiner boxes operating at 1500VDC.
- IEC 61643-31 certified, DIN-rail design, shared wiring and dimension diagrams with KY T2 series.
개요
그리고 1500V DC SPD KY-40/G1500 is a Type 2 surge protective device optimized for
high-voltage photovoltaic installations. With support for 1500VDC arrays, it ensures reliable surge
suppression for PV 컴바이너 박스, inverter DC inputs, and DC feeders in
utility-scale solar farms. This model is the preferred choice for large projects where efficiency and safety at
higher system voltages are critical. Compliant with
IEC 61643-31, CE, UKCA 및 RoHS.
주요 기능
- 1500V DC SPD Type 2 protection for large PV arrays, central inverters, and high-voltage combiner boxes.
- Enhanced discharge capacity to meet the needs of utility-scale and ground-mounted PV plants.
- Modular replaceable cartridges with visible indicator for maintenance.
- Remote alarm contacts (NO/NC) available, enabling monitoring in large PV installations.
- Part of the KY T2 surge protection series, designed for seamless integration with fuses and disconnectors.
사양
| 유형 | 유형 2(T2) |
|---|---|
| 시스템 전압(Ucpv) | 1500V DC |
| 공칭 방전 전류(In) | 20 kA |
| 최대 방전 전류(I최대) | 40 kA |
| 전압 보호 수준(Up) | ≤ 5.0 kV |
| 응답 시간(ta) | < 25ns |
| PV 단락 회로 내성(Iscpv) | 20 kA |
| 보호 모드 / 토폴로지 | U 유형 |
| 알람 연락처(선택 사항) | 220V, 0.5A, NO/NC |
| 권장 업스트림 퓨즈 | LS7-50k(데이터시트 기준) |
| 배선/단자 | 6-35mm² 나사 단자 |
| 마운팅 | 35mm DIN 레일 |
| 인클로저 / 가연성 | 플라스틱 하우징, UL94-V0 |
| 작동 조건 | -40℃ ~ +70℃; ≤95% rh |
| 치수(W×H×D) | 36 × 83 × 67mm |
| 표준 및 규정 준수 | IEC 61643-31:2018, GB/T 18802.31, CE, UKCA, RoHS |
배선 및 치수
애플리케이션
- Utility-scale solar plants and ground-mounted PV farms designed with 1500V arrays.
- Central and string inverters operating at 1500VDC inputs.
- Large-scale PV combiner boxes requiring stable Type 2 surge protection.
자주 묻는 질문
Q1. What makes the 1500V DC SPD KY-40/G1500 suitable for large PV plants?
It supports 1500V systems and offers high surge capacity, making it ideal for utility-scale PV farms and centralized inverters.
Q2. Can KY-40/G1500 be integrated with central inverters?
Yes. It is specifically designed to protect inverter DC inputs and feeders at 1500VDC.
Q3. Does the KY-40/G1500 include alarm contacts?
Yes. Optional NO/NC alarm terminals are available, allowing remote monitoring in large PV projects.
Q4. Which certifications does KY-40/G1500 comply with?
IEC 61643-31, GB/T 18802.31, CE, UKCA, and RoHS certifications are included.
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