Surge-Trap® Pluggable STPT12 Series - 12.5kA
STP T12 12.5 is the series of combined Type 1+2/Class I+II devices for discharging lightning currents and protecting against voltage surges, in accordance with EN/IEC 61643-11. Suitable as the first step of protection in incoming power supply panels and areas with exposure to the atmosphere, where installations are usually provided with an external lightning protection system.
STP T12 12.5 is the series of combined Type 1+2/Class I+II devices for discharging lightning currents and protecting against voltage surges, in accordance with EN/IEC 61643-11. Suitable as the first step of protection in incoming power supply panels and areas with exposure to the atmosphere, where installations are usually provided with an external lightning protection system.
Product data sheets
- DS-Surge-Trap-Pluggable-STPT12-Series-12-5kA-EN
pdf - 912.78 KB
Brochures and Flyers
- BR-Panel-Builder-Mersen-EN
pdf - 6.01 MB
- BR-SPD-SURGE-TRAP-IEC-LIGHTNING-SURGE-PROTECTION-Mersen-EN
pdf - 15.75 MB
Compliance
- COM-CE-ROHS-declaration-C0009-STPT12-Series-12.5kA
pdf - 159.21 KB
- COM-REACH-declaration-C0009-STPT12-Series-12.5kA
pdf - 205.23 KB
Key features & benefits
Lightning impulse current (10/350μs): 12.5kA per phase
Maximum discharge current (8/20μs): 50kA per phase
Nominal discharge current (8/20μs): 20kA per phase
TNS, TNC, TT and IT networks
Un(L-N/L-L): 60V, 120/208V, 230/400V, 277/480V and 400/690V
DIN-rail mountable, plug-in format
Visual and remote end of life indicators
Reversible chassis to allow cable entry from above or below
Mechanically coded cartridges to avoid cartridge replacement errors
Back-up fuse: 200 A gG
Applications
Building
Outdoor LED Lighting
Photovoltaic and BESS
E-Mobility - EV Charging
Industry
Telecom
Water treatment
Technical Specifications
| IEC SPD Type | Class I+II |
| Format | Pluggable |
| Flammability Rating | UL94 V-0 |
| Reach Compliant | Yes |
| Max Operating Temp. | 85 °C |
| Min Operating Temp. | -40 °C |
| Degree of Protection (IP) | IP20 |
| Short Circuit Withstand (ISCCR) | 25 kA |
Reference Finder
Scroll
| Item number | AC or DC | Number of poles | Enclosure NEMA Type | Indication System | Product weight |
|---|---|---|---|---|---|
|
83120142 - STPT12-12K150V-4P See product
|
- | 4-Pole | - | Yes | 0.63kg |
|
83120143 - STPT12-12K150V-4PM See product
|
- | 4-Pole | - | Yes | 0.63kg |
|
83120144 - STPT12-12K275V-4P See product
|
- | 4-Pole | - | Yes | 0.646kg |
|
83120145 - STPT12-12K275V-4PM See product
|
- | 4-Pole | - | Yes | 0.68kg |
|
83120146 - STPT12-12K320V-4P See product
|
- | 4-Pole | - | Yes | 0.655kg |
|
83120147 - STPT12-12K320V-4PM See product
|
- | 4-Pole | - | Yes | 0.67kg |
|
83120148 - STPT12-12K440V-4P See product
|
- | 4-Pole | - | Yes | 0.683kg |
|
83120149 - STPT12-12K440V-4PM See product
|
- | 4-Pole | - | Yes | 0.686kg |