Approvals & Standards
Key features & benefits
STM T1 50 is the most robust series of single pole Type 1/Class I lightning current arresters, able to discharge energy (current) from a direct lightning strike (10/350µs) on an external lightning protection system (LPS) or overhead supplies, in accordance with EN/IEC 61643-11. Suitable as the first step of protection in incoming power supply panels and areas with high exposure to lightning strikes, fitted with an external lightning protection system.
More specificationsApplications
Documents & Resources
Datasheet
Compliance
Item Number
83010107
Catalog number
STMT1-50K440V-1P
Description
SPD Type 1, 50kA, Uc440V, L-N, 1 Pole, 2 Modules, Monobloc
EAN/UPC code
8435297859338
ROHS Compliant
Yes
IEC SPD Type
Type 1 / Class I
Nominal Operating Volt Rating (Un)
400 V
AC or DC
AC
Nominal Discharge Current (In) (8/20)
50kA
System Configuration
TT. TNS. TNC. IT
Lightning Impulse Current (10/350) (Limp)
50 kA
Following Current (Ifi)
50 kA
Number of Poles
1-Pole
Torque Rating
4 N m
Max. Back-Up Fuse
500 A gG
Housing Material
PC+GF; V-0
Uc (L-N)
440 V
Up at In (L-N)
≤2.5 kV
Product Weight
0.26 kg
Product Width
36.1 mm
Product Length
70.1 mm
Product Height
89.9 mm
Sell Pack Quantity
1 EACH
Sell Pack Weight
0.26 kg
Sell Pack Width
45 mm
Sell Pack Length
104.9 mm
Sell Pack Height
80 mm