VAL-MS 500 ST – Type 2 surge protection plug

VAL-MS 500 ST – Type 2 surge protection plug
2807609

Usable in all low-voltage systems between L-N or L-PEN.
Only usable in IT Systems between L-PE, if the exposed-conductive-parts (bodies) of the equipment of the low-voltage installation is connected to the earthing arrangement of the transformer substation. (interconnected earthing arrangement of the HV-transformer substation with the bodies of the LV-installation. RE = RA accordance to IEC 60364-4-442 / VDE 0100-442 Fig. 44D / Example a)

Technical data

• IEC test classification: II
  T2
• EN type: T2
• IEC power supply system: TN
  IT
• Type: DIN rail module, two-section, divisible
• Distance between live and grounded parts: 5 mm
• Product type: Replacement plug
• Product family: VALVETRAB MS
• Number of positions: 1
• Surge protection fault message: optical
• Arrester can be tested with CHECKMASTER from software version: From SW rev. 1.10
• Overvoltage category: III
• Pollution degree: 2
• Nominal frequency fN: 50 Hz (60 Hz)
• Dimention
  Width: 17.5 mm
  Height: 52.4 mm
  Depth: 55.3 mm
  Horizontal pitch: 1 Div.
• Nominal voltage UN: 400/690 V AC (TN)
  500 V AC (IT)
• Nominal frequency fN: 50 Hz (60 Hz)
• Maximum continuous voltage UC: 600 V AC