Weidmüller Fireman Switch 1100V, 4 MPP, 2 inputs / 1 output per MPP, remote switch, WM4C
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In transit
| Accessory type | Fireman's circuit breaker |
|---|
Specification see current data sheet.
Price for full pallets on request.
Price for larger quantities on request –inquire now.
- Fireman switch for PV systems with 4 MPP trackers
- Remote disconnection at building entry for maximum safety
- Automatic reconnection after power restoration
- 2 inputs and 1 output per MPP, total 8 inputs
- WM4C connectors for compliant installation (4–6 mm²)
- IP65 protection class, impact-resistant IK08/IK10
- Compact design: 239 x 400 x 132 mm, 4.85 kg
- Fire safety PV
The Weidmüller PV Next fireman switch PVC DC 2I 1O 4MPP RD WM4 11 ensures reliable protection for photovoltaic systems with up to four MPP trackers. It disconnects the DC lines directly at the building entry, enabling firefighters to operate safely in case of fire. Once grid power is restored, the device automatically reconnects the PV strings to the inverter.
Features & Installation notes
Rated for up to 1100 V DC, the switch features undervoltage release with a disconnection time of 1.5 s:contentReference[oaicite:2]{index=2}. Each MPP allows two parallel inputs, giving a total of eight inputs and four outputs. Control is via AC input (100–250 V AC). WM4C connectors enable fast and secure wiring for conductor cross-sections from 4–6 mm².
The glass fiber reinforced polyester housing provides IP65 protection and IK08/IK10 impact resistance:contentReference[oaicite:3]{index=3}. With dimensions of 239 x 400 x 132 mm and a weight of 4.85 kg, the fireman switch is compact, durable and installation-friendly.
Manufacturer
Weidmüller is a leading supplier in the field of PV accessories and connectivity. The PV Next series offers practical solutions that combine safety, compliance and fire protection for photovoltaic installations.
Downloads
Datenblatt_Weidmüller_8000115472_de
- Fireman switch for PV systems with 4 MPP trackers
- Remote disconnection at building entry for maximum safety
- Automatic reconnection after power restoration
- 2 inputs and 1 output per MPP, total 8 inputs
- WM4C connectors for compliant installation (4–6 mm²)
- IP65 protection class, impact-resistant IK08/IK10
- Compact design: 239 x 400 x 132 mm, 4.85 kg
- Fire safety PV
The Weidmüller PV Next fireman switch PVC DC 2I 1O 4MPP RD WM4 11 ensures reliable protection for photovoltaic systems with up to four MPP trackers. It disconnects the DC lines directly at the building entry, enabling firefighters to operate safely in case of fire. Once grid power is restored, the device automatically reconnects the PV strings to the inverter.
Features & Installation notes
Rated for up to 1100 V DC, the switch features undervoltage release with a disconnection time of 1.5 s:contentReference[oaicite:2]{index=2}. Each MPP allows two parallel inputs, giving a total of eight inputs and four outputs. Control is via AC input (100–250 V AC). WM4C connectors enable fast and secure wiring for conductor cross-sections from 4–6 mm².
The glass fiber reinforced polyester housing provides IP65 protection and IK08/IK10 impact resistance:contentReference[oaicite:3]{index=3}. With dimensions of 239 x 400 x 132 mm and a weight of 4.85 kg, the fireman switch is compact, durable and installation-friendly.
Manufacturer
Weidmüller is a leading supplier in the field of PV accessories and connectivity. The PV Next series offers practical solutions that combine safety, compliance and fire protection for photovoltaic installations.