The Circutor SEC72 500/5 A (code M102YK) is an exchangeable replacement scale for the EC72 series moving iron ammeters. It carries a 500/5 A full-scale display, enabling the ammeter’s indicated measurement range to be updated without removing or replacing the complete instrument. The scale plate measures 60 x 60 x 1 mm and is designed for the 72×72 mm EC72 panel ammeter format.

Technical specifications:

• Model: SEC72 500/5 A
• Circutor code: M102YK
• EAN: 8433059002879
• Measurement range: 500/5 A
• Full scale: 500/5 A
• Compatible device: EC72 moving iron ammeter
• Panel format (modules): 72×72 mm
• Scale plate dimensions: 60 x 60 x 1 mm
• Weight: 0.004 kg

Features and benefits:

• Swappable design allows the displayed current range to be changed without replacing the full ammeter unit
• Slim 1 mm plate thickness fits the EC72 housing without modification
• Matches the 500/5 A ratio for use with standard 5 A secondary current transformers
• Lightweight at 4 g, contributing no meaningful load to the panel assembly
• Part of a wide SEC72 scale range, making it straightforward to source the correct scale for any EC72 application

Applications:

• Replacing worn or damaged dial faces on EC72 moving iron ammeters in switchgear panels
• Updating the displayed measurement range following a current transformer ratio change
• Maintenance and refurbishment of electrical distribution boards and motor control centres
• Panel builder stock for EC72 ammeter installations requiring a 500 A primary measurement

Also known as: Circutor SEC72 500/5 A, SEC72 500/5 A M102YK, EC72 ammeter replacement scale, moving iron ammeter scale plate, Circutor ammeter dial insert.