Reliable surge protection device (SPD) for DC systems – rated for up to 40 kA peak impulse current (Imax) at 600 V DC nominal voltage. Specifically designed for photovoltaic installations, it protects against lightning strikes and transient voltage spikes. The device features a two-stage varistor technology with thermal disconnection mechanism and status window for quick visual inspection. Additionally, it includes contacts for remote signaling. Ready for shipment within 24 hours after receipt of payment.
Technical Specifications
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Product Type: Surge protection device (SPD Type 2) for PV systems
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Nominal Voltage: 600 V DC
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Maximum Discharge Current (Imax): 40 kA (8/20 µs)
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Nominal Discharge Current (In): 20 kA (8/20 µs)
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Technology: Two-stage MOV varistor units with internal thermal disconnection mechanism
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Status Indicator: Viewing window – Red → Replace
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Remote Signaling: Contacts for signal transmission (optional)
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Mounting: 35 mm DIN rail
Not Specified in Public Datasheet
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Dimensions (H × W × D)
-
Certifications (e.g., IEC 61643-31, CE…)
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Response time, surge voltage level (Up), operational lifespan
Product Details
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Model: SPD-40 / 600 V DC – 40 kA
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Product Type: Surge protection device (DC, Type 2)
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Origin: Spain
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Special Features:
– Highly effective protection against transient overvoltages
– Thermally protected & status window for quick check
– Expandable via remote signaling for monitoring purposes
Reliable surge protection device (SPD) for DC systems – rated for up to 40 kA peak impulse current (Imax) at 600 V DC nominal voltage. Specifically designed for photovoltaic installations, it protects against lightning strikes and transient voltage spikes. The device features a two-stage varistor technology with thermal disconnection mechanism and status window for quick visual inspection. Additionally, it includes contacts for remote signaling. Ready for shipment within 24 hours after receipt of payment.
Technical Specifications
-
Product Type: Surge protection device (SPD Type 2) for PV systems
-
Nominal Voltage: 600 V DC
-
Maximum Discharge Current (Imax): 40 kA (8/20 µs)
-
Nominal Discharge Current (In): 20 kA (8/20 µs)
-
Technology: Two-stage MOV varistor units with internal thermal disconnection mechanism
-
Status Indicator: Viewing window – Red → Replace
-
Remote Signaling: Contacts for signal transmission (optional)
-
Mounting: 35 mm DIN rail
Not Specified in Public Datasheet
-
Dimensions (H × W × D)
-
Certifications (e.g., IEC 61643-31, CE…)
-
Response time, surge voltage level (Up), operational lifespan
Product Details
-
Model: SPD-40 / 600 V DC – 40 kA
-
Product Type: Surge protection device (DC, Type 2)
-
Origin: Spain
-
Special Features:
– Highly effective protection against transient overvoltages
– Thermally protected & status window for quick check
– Expandable via remote signaling for monitoring purposes

