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The Firefighter switch Weidmüller PV Next EVO is the solution of photovoltaic security high performance designed for Remote disconnection of chains At the point of entry to the building. This model stands out for integrating connectors MC4-Evo 2, the most advanced market connection standard, allowing an installation Plug & Play Extremely fast, safe and with the minimum contact resistance. Designed for systems 1100 V DC, acts as a remote circuit breaker that protects emergency services by de-energizing solar panels by cutting the AC. Its function of reset automatic guarantees that solar production It is resumed autonomously after recovering the power supply. Envelope IP65 reinforced polyester and high mechanical strength Ik10, is the premium component to maximize the operational security in any self-consumption.
Premium connection MC4-EVO 2 for maximum security
The Weidmüller PV Next Fireman Switch in its version Evo represents technical excellence in Protection of solar installations. The integration of connectors MC4-Evo 2 Originals guarantees total compatibility with the latest generation photovoltaic modules, ensuring durable connections that avoid hot spots and electric arcs. Being a system Plug & Play, it is not necessary to open the envelope during the assembly, keeping the factory tightness And drastically reducing labor times.
This intelligent device is designed to operate in a unattendant way. Before a supply cut in the CA network greater than 5 seconds, the switch opens the circuit Duty current (DC) immediately. Once the network is stable again, its technology automatic recirement Reconnects the chains without the need for technical intervention. Its robust box Polyester with fiberglass is resistant to UV and corrosion rays, and includes a thermal protection that disconnects the equipment if the internal temperature exceeds the 100 ° C..
Technical characteristics
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System voltage: 1100 V DC, compatible with high-power investors.
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Configuration: 1 MPP Follower with 2 entries and 1 exit of power.
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Type of connection: External connectors MC4-Evo 2 (Stäubli technology).
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Nominal current: 50 to totals; Support 44 A by String.
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Automation: Reset automatic Intelligent after recovery of tension.
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Thermal protection: Safety disconnection before overheating (> 100 ° C).
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Outside resistance: Sealing certification Ip65 and degree of impact Ik10.
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Dimensions: 364 x 200 x 132 mm; Net weight: 2.26 kg.
Frequently Asked Questions (FAQ)
- What is the difference to the MC4-EVO 2 connector of the WM4C or MC4 standard? The MC4-Evo 2 is the evolution of the standard connector, designed to manage greater currents and tensions with a lower contact resistance, which increases the energy efficiency and long-term security of the photovoltaic installation.
- How is emergency disconnection activated for firefighters? It is enough to cut the general supply of AC current (CA) of the building. The switch detects the lack of voltage and, in less than 5 seconds, cuts the duty how low from the panels.
- Is it necessary to rear the team manually after a light cut? No. The team has reset automatic. As soon as it detects that the AC network is stable for more than 5 seconds, the panels reconnect so that the inverter solar Continue producing energy.
- Can I monitor the status of the remote switch? Yes, this model incorporates a Signaling Assistant Contact that can be connected to a monitoring or alarm system to remotely verify if the switch is open or closed.
- Is it resistant to industrial or saline environments? Absolutely. His envelope reinforced polyester It is far superior to the common polycarbonate boxes, offering exceptional resistance to corrosion, chemical agents and extreme solar radiation.