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ELR1 Series DC Switch Disconnector | 2P/4P 1200VDC DIN-Rail Type
DC switch disconnector (ELR1 series) for photovoltaic systems, available in 2P/4P up to 1200VDC.
Compact DIN-rail installation, suitable for PV combiner boxes and distribution panels.
IEC60947-3 compliant, high endurance, designed for safe and reliable DC isolation.
لمحة عامة
إن ELR1 Series DC Switch Disconnector 1200V DIN rail is designed for photovoltaic (PV) combiner boxes
and DC distribution panels. Available in 2 pole and 4 pole versions, this isolator ensures safe and visible
disconnection between PV strings, batteries, and inverters. Its compact DIN-rail mounting makes it an ideal
pv dc isolator switch for system integration.
الميزات الرئيسية
- DIN-rail mounted DC switch disconnector 1200V DIN rail, compact and reliable
- Available in 2P and 4P configurations with polarity-free design
- Voltage ratings: 300V / 600V / 800V / 1000V / 1200V DC
- Endurance: 18,000 mechanical / 2,000 electrical operations
- Short-time withstand current: 1kA, 1s; impulse withstand: 8.0kV
- يتوافق مع IEC 60947-3
الخصائص الكهربائية
| Function | Isolator, Control |
| الأعمدة | 2 ف-2/ف-4 |
| Rated operational voltage (Ue) | 300 / 600 / 800 / 1000 / 1200 VDC |
| Rated insulation voltage (Ui) | 1200 VDC |
| Short-time withstand current (Icw) | 1kA, 1s |
| جهد الصمود النبضي (Uimp) | 8.0 kV |
| Service life | 18,000 mechanical / 2,000 electrical |
Rated Voltage / Current — FMPV16 / 25 / 32
| النوع | 300V | 600V | 800V | 1000V | 1200V |
|---|---|---|---|---|---|
| FMPV16 (2P/4P) | 16A | 16A | 12A | 8A | 6A |
| FMPV25 (2P/4P) | 25A | 25A | 15A | 9A | 7A |
| FMPV32 (2P/4P) | 32A | 32A | 17A | 10A | 8A |
Switching Configurations
- 2P – single DC circuit
- 4P – two circuits simultaneously
- 4T / 4B / 4S – 4 poles in series, input/output top/bottom
- 2H – 2 poles paralleled for higher current
الأبعاد
التطبيقات
إن ELR1 DC switch disconnector 1200V DIN rail is widely used in صناديق التجميع الكهروضوئية,
inverter DC inputs and DC panels. It is often combined with
صمامات gPVV و DC SPDs to build a robust PV protection stack.
ELR1 series provides a compact and safe dc switch disconnector 1200v din rail solution for solar power plants,
residential rooftops and commercial installations.
الأسئلة الشائعة
Q1: What is the ELR1 DC switch disconnector 1200V DIN rail used for?
A1: It is used to safely isolate PV strings, batteries, and inverters inside combiner boxes or distribution panels.
Q2: What are the pole options?
A2: Available in 2-pole and 4-pole versions for single or dual circuit isolation.
Q3: What is the maximum voltage supported?
A3: The ELR1 series supports up to 1200VDC.
Q4: Can it be used as a PV DC isolator switch?
A4: Yes, it is designed as a compact PV DC isolator switch for solar systems.
Q5: Is polarity fixed?
A5: No, the device is polarity-free, meaning + and − can be interchanged safely.
Q6: What standards does it meet?
A6: It complies with IEC 60947-3 (DC-PV2 / DC-PV1 / DC-21B).
Q7: What is the service life?
A7: 18,000 mechanical operations and 2,000 electrical operations.
Q8: Can the ELR1 DC switch disconnector 1200V DIN rail be installed outdoors?
A8: It is recommended for indoor panel integration. For outdoor standalone use, see the ELR2 series.
Q9: Which accessories are recommended?
A9: Use with gPV DC fuses, DC SPDs, and lockable handles for maximum safety.
Q10: Is OEM/ODM available?
A10: Yes, labeling and customization are available upon request.
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