Over Voltage Protection

Suppressor diodes, metal oxide varistors and gas arresters are among the components that Alpha Therm offers for reliable overvoltage protection.
SD25T800L312PV
SD25T800L312PV
SD25T800L312PV
Surge Protective Device for PV
Nominal System Voltage Un: 800 VDC
Max. Continuous Operating Voltage Ucpv: 900VDC
Nominal Discharge Current In (8/20us): 25kA
Max. Discharge Current Imax (8/20us): 50kA
Impuls-Discharge Current Iimp (10/350us): 11kA
Voltage Protection Level Up: 4kV
Modes of Protection: Y
SPD according EN 61643-11: 
Class I + Class II
Sliding scale prices:
1-19 Pieces per 58,38 EUR
20-49 Pieces per 52,67 EUR
50-99 Pieces per 48,59 EUR
> 99 Pieces per 47,10 EUR
58,38 EUR
plus 19% tax excl. Shipping costs
Pieces:
 
SD25T1000L312PV
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SD25T1000L312PV
SD25T1000L312PV
Surge Protective Device for PV
Nominal System Voltage Un: 1000 VDC
Max. Continuous Operating Voltage Ucpv: 1000VDC
Nominal Discharge Current In (8/20us): 25kA
Max. Discharge Current Imax (8/20us): 50kA
Impuls-Discharge Current Iimp (10/350us): 10kA
Voltage Protection Level Up: 4.2kV
Modes of Protection: Y
SPD according EN 61643-11: 
Class I + Class II
Sliding scale prices:
1-19 Pieces per 59,49 EUR
20-49 Pieces per 53,77 EUR
50-99 Pieces per 48,95 EUR
> 99 Pieces per 46,04 EUR
59,49 EUR
plus 19% tax excl. Shipping costs
Pieces:
 
SD25T1200L312PV
SD25T1200L312PV
SD25T1200L312PV
Surge Protective Device for PV
Nominal System Voltage Un: 1200 VDC
Max. Continuous Operating Voltage Ucpv: 1200VDC
Nominal Discharge Current In (8/20us): 25kA
Max. Discharge Current Imax (8/20us): 50kA
Impuls-Discharge Current Iimp (10/350us): 7.5kA
Voltage Protection Level Up: 5kV
Modes of Protection: Y
SPD according EN 61643-11: 
Class I + Class II
Sliding scale prices:
1-19 Pieces per 58,87 EUR
20-49 Pieces per 53,16 EUR
50-99 Pieces per 49,07 EUR
> 99 Pieces per 47,57 EUR
58,87 EUR
plus 19% tax excl. Shipping costs
Pieces:
 
SD25T1500L312PV
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SD25T1500L312PV
SD25T1500L312PV
Surge Protective Device for PV
Nominal System Voltage Un: 1500 VDC
Max. Continuous Operating Voltage Ucpv: 1500VDC
Nominal Discharge Current In (8/20us): 25kA
Max. Discharge Current Imax (8/20us): 50kA
Impuls-Discharge Current Iimp (10/350us): 5kA
Voltage Protection Level Up: 6.4kV
Modes of Protection: Y
SPD according EN 61643-11: 
Class I + Class II
Sliding scale prices:
1-19 Pieces per 61,33 EUR
20-49 Pieces per 55,60 EUR
50-99 Pieces per 51,44 EUR
> 99 Pieces per 49,92 EUR
61,33 EUR
plus 19% tax excl. Shipping costs
Pieces:
 
33 to 36 (from a total of 36)