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The WEIDMÜLLER PV Next firefighter switch with SPD is the definitive integral security solution for photovoltaic installations demanding. This device combines the Remote emergency disconnection to 2 Followers MPP with a Protection against Type I / II overvoltages Integrated, simultaneously complying with firefighters and regulations CLC /TS 51643-32. Equipped with connectors MC4-Evo 2, Allow an installation Plug & Play external that guarantees the IP65 tightness Without opening the envelope. Its advanced system reset automatic restores the solar production Autonomously when returning the AC network, eliminating costly maintenance. Body reinforced polyester and resistance Ik10, it offers the maximum DC protection and durability for the industrial self-consumption.
The most complete firefighter switch: Safety and SPD protection
The Weidmüller PV Next Fireman SWITCH Premium (reference 8000098970) Elevate the safety standard on the roof. While other equipment only offer disconnection, this model adds Overvoltar disposers (SPD) Class I / II, protecting the inverter against impacts of rays and tension peaks from the first second. By managing 2 independent MPP with connectors MC4-Evo 2, it is the perfect ally for modern high efficiency investors, guaranteeing a low resistance connection and free of electric arcs.
The intelligence of this remote circuit breaker It allows total operability without supervision: before a fire or CA network cut, the system de-energized the lines of DC current (CC) They enter the building. Once normality is recovered, the automatic reboot Reconnect the panels. His envelope Polyester with fiberglass It is extremely resistant to the weather and the UV, far surpassing the useful life of conventional plastic tables.
Technical characteristics
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System voltage: 1100 V DC, prepared for high voltage strings.
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Dual configuration: 2 Followers MPP with 2 entries and 1 output for each MPP.
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Protection against rays: SPD Type I / II (Class 1 + 2) integrated for total cc protection.
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Premium connection: External connectors MC4-Evo 2 (Standard Stäubli high range).
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Read smart: Automatic recirement After restoration of the AC.
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Thermal security: Automatic disconnection if the internal temperature reaches the 100 ° C..
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Extreme protection: Certification Ip65 and maximum impact resistance Ik10.
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Dimensions: 364 x 200 x 132 mm; Net weight: 2.38 kg.
Frequently Asked Questions (FAQ)
- What is the difference of this model of the rest of firefighter switches? This is the "hybrid" model: in addition to the Fire disconnection, Includes Overvoltage protection (SPD). You do not need to install an additional ray protection box, saving space and costs.
- Why do you use MC4-EVO 2 connectors? The connectors EVO 2 are the evolution of the standard MC4, capable of handling higher currents with less heat, which increases fire safety in its photovoltaic plant.
- How do you connect to the building emergency system? It connects to the CA Network (230V). If the firefighters cut the light of the building or a emergency, the NEXT PV switch cuts the duty From the roof immediately.
- Are you compatible with inverters of 2 MPP followers? Yes, it is specifically designed to independently protect both followers, maintaining the necessary electrical separation for a solar performance optimal.
- What happens if the equipment is heated too much in the sun? Thanks to his envelope reinforced polyester, the equipment dissipates the heat very well. However, if it detects an internal critical temperature (> 100 ° C), it is automatically disconnected to protect the integrity of the installation.