DC protection

The Ex9UEP DC surge protection devices are suitable for photovoltaic applications. They are designed and tested in accordance with PV Class T2 of the EN 50539-11 standard. The status indicator helps users to check the device’s status, and the signalling contact (optional) transmits the device’s status remotely. The modular design allows the cartridge to be replaced without disconnecting the system. Features PARAMETER VALUE Rated discharge current (8/20) 20 L-N protection voltage level Short-circuit signalling NO Maximum fuse rating NO Construction size 2 modular rows System configuration DC With remote signalling contact NO Type 2 category YES Degree of protection (IP) IP20 Rated AC voltage Maximum solid conductor cross-section (single-core) 25 Maximum cross-section of flexible conductor (multi-strand) 25 Pole type 2 Maximum AC voltage Protection voltage level N-PE Mounting method 35 mm DIN rail On-device indication Optical

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The ETI LS32 SMA A2 DC switch is designed for the safe and efficient disconnection of circuits in photovoltaicinstallations . With a rating of 32A at 1000V DC and a compact design , this device ensures the rapid and reliable disconnection of solarstrings . ✔️ High operationalsafety ✔️ Fast operation – clear‘1-0’position ✔️ Standardised DINrail mounting Technicalspecifications : Productcode : 004660062 Number ofpoles: 2P Ratedcurrent : 32 A Maximumvoltage : 1000 Vdc Switchingfunction : ON/OFF (1-0) Applicationtype : Photovoltaic / DC Mounting: on 35 mmDIN rail Dimensions: 79 x 96 x 60 mm Protectionrating : IP20 Weight: 0.3 kg (approx.) Advantages: Safeswitching : ensures rapid disconnection of DC circuits in photovoltaicapplications . Compactdesign : takes up minimal space in the switchboard. Easyinstallation : mounting on a standardDIN rail . Durability: robust construction , compliant with internationalstandards . This switch is ideal for the protection and maintenance of photovoltaic systems , offering safety and reliability in operation.

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Net width 35.00 mm Height 83.30 mm Net depth 77.00 mm Net weight 0.14 kg Dissipation 1.80 W Minimum ambient temperature -25°C Maximum ambient temperature 60°C Version horizontal separator with fuse Poli 2 Fuse size 10x38 Photovoltaic Rated current 32A Trip characteristic gPV Characteristics photovoltaic

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Height 38.00 mm Diameter 10.00 mm Heat dissipation 2.50W Minimum ambient temperature -40°C Maximum ambient temperature 60°C Fuse size 10x38 Photovoltaic Rated current 20A Trigger characteristic gPV Photovoltaic Photovoltaic Accessories fuses Operating class gPV Rated DC voltage 1000V Size 10x38 Rated current 20A Indicator Keiner Contact type Cylindrical I²t operation at Uₙ [A²s] 147 Pre-Arc I²t[A²s] 48 Power dissipation at Iₙ [W] 2.60 Diameter 10 mm Rated DC breaking capacity 10kA L/R time constant 2 ms

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Height 38.00 mm Diameter 10.00 mm Heat dissipation 2.50W Minimum ambient temperature -40°C Maximum ambient temperature 60°C Fuse size 10x38 Photovoltaic Rated current 16A Trigger characteristic gPV Characteristics Photovoltaic Accessories fuses Operating class gPV Rated DC voltage 1000V Size 10x38 Rated current 16A Indicator Keiner Contact type Cylindrical I²t operation at Uₙ [A²s] 147 Pre-Arc I²t[A²s] 48 Power dissipation at Iₙ [W] 2.60 Diameter 10 mm Rated DC breaking capacity 10kA L/R time constant 2 ms

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The ETITEC EM T2 PV 1100/20 Y surge arrester from ETI is designed to provide effective protection for photovoltaic systems against transientovervoltages . This T2-type (Class C) device is ideal for photovoltaic applications , ensuring reliable and long-lastingprotection . Technicalspecifications : Productcode : 002440623 Maximum continuousoperating voltage (Uc): 1100 V DC Rated dischargecurrent (In 8/20 μs): 20 kA Maximum dischargecurrent (Imax 8/20 μs): 40 kA Voltageprotection level (Up): 4.2 kV Technology used: MOV (Metal Oxide Varistor) Number of poles: 2 Number of modules: 3 Mounting: on 35 mmDIN rail Protectionrating : IP20 Dimensions (width x height x depth): 54 x 101 x 60 mm Weight: 0.329 kg Standard: EN 50539-11 Advantages: Effectiveprotection : provides protection against transient overvoltages in photovoltaicsystems . Compactdesign : occupies only 3 modules, saving space in the electricalpanel . Easyinstallation : mounting on a standardDIN rail . Durability: robust construction , compliant with internationalstandards . This surge arrester is ideal for protecting photovoltaic systems , offering safety and reliability in operation.

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The ETI EFH 10 DC 2P fuse disconnector is designed to protect circuits in photovoltaic installations , offering a safe and effective solution for disconnecting directcurrent . Technicalspecifications : Productcode : 002540203 Ratedcurrent : 25 A Rated DCvoltage : 1000 V Compatiblefuse size : 10x38 mm Number of poles: 2 Applicationcategory : DC-20B Connection: 1–25 mm² Mounting: on 35 mmDIN rail (TH 35) Operatingtemperature : -5°C to+40°C Compliancestandard : IEC 60947-1, IEC 60947-3, UL 4248-1, UL 4248-19 ULcertification : E356295 Advantages: Compact and modulardesign : allows for easy integration into switchboards. Compatibility: for use with CH gPV fuses , ideal for photovoltaicapplications . Enhancedsafety : ensures rapid disconnection in the event of an overload or short circuit. Easyinstallation : DIN rail mounting system for quickinstallation . This fuse disconnector is an essential component for the protection of photovoltaic installations , ensuring reliable and safe operation under highdirect current conditions .

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The ETI CH10x38 gPV 16A cylindrical fuse is specifically designed to protect circuits in photovoltaic installations , providing an effective solution against DCoverloads and short circuits . Technicalspecifications : Productcode : 002625107 Ratedcurrent : 16 A Rated DCvoltage : 1000 V Dimensions: 10x38 mm Rating: gPV DCbreaking capacity : 10 kA L/R: 2 ms Powerdissipation (at 0.7xIn): 1.1 W Totalpower dissipation : 2.6 W Operatingenergy (I²t): 147 A²s Pre-arcingenergy (I²t): 48 A²s Compliancestandard : IEC 60269-6, UL 2579, UL 248-1 ULcertification : E347771 Advantages: Reliableprotection : ensures rapid disconnection in the event of an overload or short circuit in photovoltaicsystems . Compactdesign : small dimensions allow for easy integration into various applications. Energyefficiency : low power losses for optimaloperation . Internationalcompliance : meets IEC and UL standards for safety and performance. This fuse is ideal for protecting photovoltaic modules , ensuring the safe and efficient operation of solarenergy systems .

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The ETI LS25 SMA A4 DC switch is designed for the safe and efficient disconnection of circuits in photovoltaicinstallations . With a rating of 25A at 1000Vdc and a compact design , this device ensures the rapid and reliable disconnection of solarstrings . ✔️ High operationalsafety ✔️ Fast operation – clear‘1-0’position ✔️ Standardised DINrail mounting Technicalspecifications : Productcode : 004660064 Number ofpoles: 4P Ratedcurrent : 25 A Maximumvoltage : 1000 Vdc Switchingfunction : ON/OFF (1-0) Applicationtype : Photovoltaic / DC Mounting: on 35 mmDIN rail Dimensions: 79 x 96 x 60 mm Protectionrating : IP20 Weight: 0.4 kg (approx.) Advantages: Safeswitching : ensures rapid disconnection of DC circuits in photovoltaicapplications . Compactdesign : takes up minimal space in the switchboard. Easyinstallation : mounting on a standardDIN rail . Durability: robust construction , compliant with internationalstandards . This switch is ideal for the protection and maintenance of photovoltaic systems , offering safety and reliability in operation.

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The ETI LS25 SMA A2 DC switch is designed for the safe and efficient disconnection of circuits in photovoltaic installations . It offers a reliable solution for switching DC loads in applications up to 1000 Vdc, making it ideal for string boxes and solarpanels . ✔️ High operationalsafety ✔️ Quick operation – clear‘1-0’position ✔️ Standardised DINrail mounting Technicalspecifications : Productcode : 004660061 Number ofpoles: 2P Ratedcurrent : 25 A Maximumvoltage : 1000 Vdc Switchingfunction : ON/OFF (1-0) Applicationtype : Photovoltaic / DC Mounting: on 35 mmDIN rail Dimensions: 79 x 96 x 60 mm Protectionrating : IP20 Weight: 0.4 kg (approx.) Advantages: Suitable for on-grid and off-gridphotovoltaic systems Robust construction for industrialenvironments Space -saving in switchboards Complies with safety standards for solarapplications

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This main battery switch is ideal for marine or automotive applications, being constructed from durable plastic and fitted with high-quality terminals. The switch offers excellent weather protection and complies with the ISO 8846 ignition protection standard, making it suitable for use in the engine compartment. Ergonomic and aesthetic button design Removable buttons for insulation and safety Flexible surface or panel mounting Compatible with systems up to 48VDC 275A maximum DC current This switch provides a reliable solution for isolating and protecting electrical circuits in demanding environments.

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The EFI-P4 A 63/0.03 RCCB from ETI is designed to protect three-phase electrical circuits against earth leakage, providing effective protection against electric shock and fire. With a capacity of 63A and a sensitivity of 30mA, this device is ideal for residential and commercial applications. Technical specifications: Product code: 002061513 Model: EFI-P4 A 63/0.03 Rated current: 63 A Rated residual current: 30 mA Residual current type: A (detects alternating and pulsating differential currents) Number of poles: 4P (3P+N) Rated voltage: 415 V AC Rated frequency: 50/60 Hz Breaking capacity: 10 kA Protection rating: IP20 Mounting: on 35 mm DIN rail Depth: 68 mm Conductor cross-section: 1…25 mm² Standard: IEC/EN 61008 Advantages: Reliable protection: ensures rapid disconnection in the event of a current leak. Compact design: takes up minimal space in the switchboard. Easy installation: mounting on standard DIN rail. Durability: robust construction, compliant with international standards. This residual current circuit breaker is ideal for protecting three-phase circuits in residential and commercial electrical installations, offering safety and reliability in operation.

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The EFI-P4 A 40/0.03 residual current device (RCD) from ETI is designed to provide effective protection for three-phase electrical circuits against earth faults, offering reliable protection against electric shock and fire. With a capacity of 40A and a sensitivity of 30mA, this device is ideal for residential and commercial applications. Technical specifications: Product code: 002061512 Model: EFI-P4 A 40/0.03 Rated current: 40 A Rated residual current: 30 mA Residual current type: A (detects alternating and pulsating differential currents) Number of poles: 4P (3P+N) Rated voltage: 415 V AC Rated frequency: 50/60 Hz Breaking capacity: 10 kA Protection rating: IP20 Mounting: on 35 mm DIN rail Depth: 68 mm Conductor cross-section: 1…25 mm² Standard: IEC/EN 61008 Advantages: Reliable protection: ensures rapid disconnection in the event of a current leak. Compact design: takes up minimal space in the switchboard. Easy installation: mounting on standard DIN rail. Durability: robust construction, compliant with international standards. This residual current circuit breaker is ideal for protecting three-phase circuits in residential and commercial electrical installations, offering safety and reliability in operation.

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Switch for closing or opening the circuit of photovoltaic panels. Voltage 1200 V, current 32 A.

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The battery cut-off switch is used for batteries and ignition circuits with positive (+) or negative (-) terminals. The battery cut-off switch is designed to handle a load of up to 200A and features a red button that can be removed. Position 1: Power on Position 2: Current off Position 3: Detach selector button Disconnects the main electrical circuit. Preserves the battery for long periods of storage. Safety and anti-theft feature with detachable selector. Mounting hole Ø 29 mm. Compact size with a diameter of just 45 mm.

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The ETITEC M T2 PV 600/20 Y surge arrester from ETI is designed to provide effective protection for photovoltaic systems against transientovervoltages . This T2-type (Class C) device is ideal for photovoltaic applications , ensuring reliable and long-lastingprotection . Technicalspecifications : Productcode : 002440735 Maximum continuousoperating voltage (Uc): 600 V DC Rated dischargecurrent (In 8/20 μs): 20 kA Maximum dischargecurrent (Imax 8/20 μs): 50 kA Voltageprotection level (Up): 2 kV Technology used: MOV (Metal Oxide Varistor) Number of poles: 2 Number of modules: 3 Mounting: on 35 mmDIN rail Protectionrating : IP20 Dimensions (width x height x depth): 54 x 101 x 77 mm Weight: 0.377 kg Standard: EN 50539-11 Advantages: Effectiveprotection : provides protection against transient overvoltages in photovoltaicsystems . Compactdesign : occupies only 3 modules, saving space in the electricalpanel . Easyinstallation : mounting on a standardDIN rail . Durability: robust construction , compliant with internationalstandards . This surge arrester is ideal for protecting photovoltaic systems , offering safety and reliability in operation.

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The ETITEC V T2 PV 720/20 720V DC surge arrester is designed to protect photovoltaic installations against transient overvoltages caused by lightning strikes or fluctuations in the DC grid. Specially designed for PV applications, this T2-type SPD uses MOV (Metal Oxide Varistor) technology to ensure a rapid and effective response to surges, protecting inverters and sensitive equipment within the system. The compact design, with 2 modules and a depth of just 60.8 mm, allows for easy integration into electrical panels dedicated to photovoltaic systems. The IP20 protection rating makes it suitable for indoor installation in distribution panels. Key features: ETITEC V T2 PV 720/20 Class designation: DC surge protection Type: T2 Uc Continuous operating voltage (V): 600 V UCPV: 720 V DC In (8/20): 20 Imax(8/20) [kA]: 40 Upper part - Voltage protection level (kV): 2.8 Leakage current: YES Technology used: MOV Remote signalling: NO Number of modules: 3 Mounting depth (mm): 86 Function: SPD For the protection of photovoltaic systems.

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The ETI EFH 10 DC 1P fuse disconnector is designed to protect circuits in photovoltaic installations , offering a safe and effective solution for disconnecting directcurrent . Technicalspecifications : Productcode : 002540201 Ratedcurrent : 25 A Rated DCvoltage : 1000 V Compatiblefuse size : 10x38 mm Number of poles: 1 Applicationcategory : DC-20B Connection: 1–25 mm² Mounting: on 35 mmDIN rail (TH 35) Operatingtemperature : -5°C to+40°C Compliancestandard : IEC 60947-1, IEC 60947-3, UL 4248-1, UL 4248-19 ULcertification : E356295 Advantages: Compact and modulardesign : allows for easy integration into switchboards. Compatibility: for use with CH gPV fuses , ideal for photovoltaicapplications . Enhancedsafety : ensures rapid disconnection in the event of an overload or short circuit. Easyinstallation : DIN rail mounting system for quickinstallation . This fuse disconnector is an essential component for the protection of photovoltaic installations , ensuring reliable and safe operation under highdirect current conditions .

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The ETI RD 40-22 modular contactor is ideal for switching and controlling single-phase circuits, making it suitable for both industrial and domestic applications. This model can handle a rated current of 40A and operates with both 230V AC and DC control voltages. It features 4 poles and is built in a compact 3-module format. Technical specifications: Rated current: 40A (AC-1/AC-7) Rated voltage: 400V AC Control voltage: 230V AC/DC Number of poles: 4 Number of NO (Normally Open) contacts: 2 Number of NC (Normally Closed) contacts: 2 Rated frequency: 50/60 Hz Type: AC/DC This contactor ensures reliability and safety in the operation of electrical installations, complying with modern standards for automatic circuit switching.

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