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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

  • Building
  • Outdoor LED Lighting
  • Photovoltaic and BESS
  • E-Mobility - EV Charging
  • Industry
  • Telecom
  • Water treatment

Product Specifications

项目编号

83010104  

Catalogue No.

STMT1-50K320V-1P  

Description

Surge Protection Device Type 1, 50kA Iimp (10/350), 1Ph, 277V, L-N, 1 Pole, Monobloc, 2 Modules  

EAN/UPC 码

8435297852339  

符合 ROHS 标准

Yes  

IEC SPD 类型

Class I  

Format

整体式  

标称工作电压额定值(Un)

277  

AC 或 DC

AC  

Protection Modes

L - N / L-PE / N-PE  

系统配置

TNS, TNC, TT (only L-N)  

Lightning Impulse Current (10/350) (Limp)

50   kA

Following Current (Ifi)

50   kA

极数

1-Pole  

Torque Rating

3   N m

Max. Back-Up Fuse

500 A [gG]  

外壳材料

PC+GF  

安装方式

DIN 导轨  

产品重量

0.252   kg

产品宽度

36   mm

产品长度

70   mm

产品高度

90   mm

销售包装数量

1   EA

销售包装重量

0.282   kg

销售包装宽度

42   mm

销售包装长度

117   mm

销售包装高度

90   mm