Address
304 North Cardinal
St. Dorchester Center, MA 02124
Work Hours
Monday to Friday: 7AM - 7PM
Weekend: 10AM - 5PM
L2 Series DC Switch-Disconnector | Red/Yellow Handle Press-Lock
L2 series dc fuse switch-disconnector, available in 2P/4P up to 1200VDC.
DIN-rail type, IP20, red/yellow high-visibility handle with press-to-lock.
IEC 60947-3 compliant; safe solution for PV panels and combiner boxes.
Overview
The dc fuse switch-disconnector L2 series combines reliable electrical performance with
enhanced operator visibility. With ratings up to 1200VDC in 2P and 4P models,
it is designed for PV combiner boxes and
DC panels.
The L2 features a distinctive **red rotary handle with a yellow safety plate**, using a press-to-lock mechanism
for fast and secure isolation, making it suitable for industrial and commercial PV systems.
Key Features
- DIN-rail mounted dc fuse switch-disconnector, IP20
- Red/yellow handle with press-to-lock design for high visibility
- 2P and 4P models available, polarity-free wiring
- Voltage ratings: 300 / 600 / 800 / 1000 / 1200 VDC
- Current ratings: 16A / 25A / 32A
- Durability: 18k mechanical / 2k electrical operations
- Withstand: 1 kA, 1s short-time; 8.0 kV impulse
- Standard: IEC 60947-3
Electrical Characteristics
| Function | 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 |
| Ingress protection | IP20 |
| Endurance | 18,000 mechanical / 2,000 electrical |
Rated Voltage / Current
| Type | 300V | 600V | 800V | 1000V | 1200V |
|---|---|---|---|---|---|
| FMPV16-L2 | 16A | 16A | 12A | 8A | 6A |
| FMPV25-L2 | 25A | 25A | 15A | 9A | 7A |
| FMPV32-L2 | 32A | 32A | 17A | 10A | 8A |
Switching Configurations
- 2P – single PV string
- 4P – dual strings isolation
- 4T / 4B / 4S – series wiring options
- 2H – parallel poles for higher current
Dimensions
Applications
The L2 dc fuse switch-disconnector is recommended for PV systems where high visibility of
the isolator switch is important. The red/yellow handle provides clear operator indication.
Ideal for PV combiner boxes,
DC panels, and inverter DC inputs.
Combine with DC fuses and surge protectors for complete safety.
FAQ
Q1: What is the L2 dc fuse switch-disconnector used for?
A1: The L2 is designed for isolating PV circuits in DC distribution panels and combiner boxes, providing high visibility during maintenance.
Q2: What versions are available in the L2 series?
A2: The L2 is available in 2-pole (2P) and 4-pole (4P) versions, supporting up to 1200VDC.
Q3: What is the handle design of the L2?
A3: The L2 features a red rotary handle with a yellow safety plate, using a press-to-lock mechanism.
Q4: What is the ingress protection level of L2?
A4: The L2 is rated IP20, making it suitable for indoor installations.
Q5: Does the L2 comply with IEC standards?
A5: Yes, it complies with IEC 60947-3.
Q6: What endurance does the L2 provide?
A6: The L2 offers 18,000 mechanical and 2,000 electrical operations.
Q7: Can L2 be installed on DIN-rails?
A7: Yes, the L2 is designed for 35 mm DIN-rail mounting inside DC panels.
Q8: What current ratings are supported?
A8: Models are available for 16A, 25A, and 32A applications.
Q9: What applications are best suited for L2?
A9: L2 is recommended for commercial and industrial PV systems that require high visibility isolators with clear ON/OFF status indication.
Q10: Is OEM/ODM support offered?
A10: Yes, customized labeling and design support are available.
Be the first to review “L2 Series DC Switch-Disconnector | Red/Yellow Handle Press-Lock”
Reviews
There are no reviews yet.