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Approvals & Standards

  • IEC 61643-11
  • EN 61643-11

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 specifications

Applications

  • Industry and automation
  • Commercial and residential installations
  • Telecom & IT & Data Centers
  • Water treatment
  • Smart grid & LV Metering
  • Wind

Product Specifications

Item Number

83010103  

Catalog number

STMT1-50K150V-1P  

Item Description (ERP)

STMT1-50K150V-1P  

Description

SPD Type 1, 50kA, Uc150V, L-N, 1 Pole, 2 Modules, Monobloc  

EAN/UPC code

8435297852322  

ROHS Compliant

Yes  

IEC SPD Type

Type 1 / Class I  

Nominal Operating Volt Rating (Un)

120   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)

150   V

Up at In (L-N)

≤2.0   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