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Série L1 Interrupteur-sectionneur DC | Poignée noire Push-Lock
L1 series fusible c.c. interrupteur déconnecteur, available in 2P/4P up to 1200VDC.
DIN-rail mounted, IP20, black rotary handle with push-to-lock safety.
IEC 60947-3 compliant; compact solution for Boîtes de raccordement PV and inverter DC panels.
Vue d'ensemble
Le fusible c.c. interrupteur déconnecteur L1 series is designed for Boîtes de raccordement PV,
inverter DC inputs and DC panels.
Rated up to 1200VDC and available in 2P and 4P versions,
it provides safe and visible isolation of photovoltaic circuits.
The L1 features a **black rotary handle** with a push-to-lock mechanism, ensuring secure disconnection during installation and maintenance.
Caractéristiques principales
- DIN-rail mounted dc fuse switch disconnector, compact IP20 design
- Black handle with push-lock safety function
- Available in 2-pole and 4-pole versions, polarity-free wiring
- Voltage ratings: 300 / 600 / 800 / 1000 / 1200 VDC
- Current ratings: 16A / 25A / 32A
- Withstand: 1 kA, 1s short-time; 8.0 kV impulse
- Service life: 18k mechanical / 2k electrical operations
- Standard: IEC 60947-3
Electrical Characteristics
| Fonction | Isolator, Control |
| Pole options | 2P / 4P |
| Rated operational voltage (Ue) | 300–1200 VDC |
| Rated insulation voltage (Ui) | 1200 VDC |
| Short-time withstand current (Icw) | 1 kA, 1 s |
| Impulse withstand voltage (Uimp) | 8.0 kV |
| Protection contre les agressions | IP20 |
| Endurance | 18,000 mechanical / 2,000 electrical |
Rated Voltage / Current
| Type | 300V | 600V | 800V | 1000V | 1200V |
|---|---|---|---|---|---|
| FMPV16-L1 | 16A | 16A | 12A | 8A | 6A |
| FMPV25-L1 | 25A | 25A | 15A | 9A | 7A |
| FMPV32-L1 | 32A | 32A | 17A | 10A | 8A |
Switching Configurations
- 2P - isoler une chaîne PV
- 4P – isolate dual strings
- 4T / 4B / 4S – 4 poles in series with flexible wiring
- 2H – paralleled poles for higher current
Dimensions
Applications
The L1 fusible c.c. interrupteur déconnecteur is widely used in PV combiner boxes, inverter terminals,
et DC distribution panels.
For outdoor applications, see ELR2 Series.
Combine with Fusibles DC et DC surge protectors for full PV protection.
FAQ
Q1: What is the L1 dc fuse switch disconnector used for?
A1: The L1 is designed for safe isolation of DC circuits in PV combiner boxes, inverter inputs, and DC panels.
Q2: What are the available versions of the L1 series?
A2: The L1 series is available in 2-pole (2P) and 4-pole (4P) models, supporting up to 1200VDC.
Q3: What is the handle type of L1?
A3: The L1 uses a black rotary handle with a push-to-lock safety function.
Q4: What standards does L1 comply with?
A4: It complies with IEC 60947-3.
Q5: Is L1 polarity sensitive?
A5: No, the L1 dc fuse switch disconnector is polarity-free, meaning + and – can be connected interchangeably.
Q6: What is the endurance of L1?
A6: The L1 series offers 18,000 mechanical operations and 2,000 electrical operations.
Q7: Can the L1 be DIN-rail mounted?
A7: Yes, it is designed for 35 mm DIN-rail installation inside panels.
Q8: What current ratings are supported?
A8: L1 models support 16A, 25A, and 32A ratings depending on the variant.
Q9: What applications is the L1 most suitable for?
A9: It is best for compact indoor installations such as PV combiner boxes and inverter DC inputs.
Q10 : La personnalisation OEM/ODM est-elle possible ?
A10: Yes, OEM/ODM options are available upon request.
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