Friday, 03 July 2020 10:51 Written by 
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SCOPE’s iconic SCOT series Circuit breaker time interval meter is in all new super light avatars, based on cutting edge micro-controller & embedded technology. SCOT M3K+ incorporates some state of the art hardware & smart software features making it a must have tool for testing & maintenance engineers.It is compact, lightweight and reliable instrument used for measurement of operating time of all types of HV and EHV circuit breakers under live switchyard conditions.

SCOT M3K+ measures and displays CLOSE, OPEN and CLOSE-OPEN times of Main contacts of 3 poles connected end to end, simultaneously. Ideally suitable for CBs with single break per pole.


  • A radically new design makes SCOT the lightest available CB Time Interval Meter
  • High sampling frequency of up-to 10 KHz offers high timing resolution of 0.1ms
  • Mains as well as rechargeable Li-ion battery operated. In built battery monitor and cut off circuit for protection 
  • Real Time Clock, Memory and Printer, Automatic Test time stamping
  • PC Downloading & Analysis including ‘Trend Analysis’ possible with “CData SCOT+” Software supplied with kit
  • Create CB Identification data (CB Library) on PC and upload to instrument - Save the test results in respective CB folder in kit - Download the same to PC in similar folder structure
  • Instrument debug options like Contact Status Check, Command Check, Memory Check, PC Communication Check is provided
  • Simple operation - Tests can be conducted even by technicians
  • Supplied with rugged test lead set, suitable for testing EHV CBs
  • Enclosed in ultra-rugged IP67 class hard molded case


Parameter  SCOT M3k+
Contact Timing Channels  3 (Main contacts of 3 poles connected end to end, simultaneously)
Sampling Speed  10kHz, 5kHz, 2kHz, 1kHz & 100Hz - Selectable
Timing Range  1s, 2s, 5s, 10s & 100s respectively for above Sampling Speeds
Resolution 0.1ms, 0.2ms, 0.5ms, 1ms & 10ms respectively for above Sampling Speeds
Accuracy Value ± 0.05% ± 1 Digit
Breaker Control Two solid state contacts rated at 300V, 35A AC/DC for breaker operation
Trigger Options Close, Open, Close-Open
Display 4 Line X 20 character backlit LCD
Memory 100 records, Internal
In-built Battery  Li-Ion, 11.1 V, 4 Ah

Input to Battery Charger - 90 to 275V AC, 50/60Hz ± 10% ;100 to 300V DC

Charger output - 13.5V DC, 1000mA Max.; Instrument consumption - 15VA

Communication Port USB
Software CData SCOT+ : For PC Downloading & Analysis, Windows TM based
Environment 0 to 50°C, Upto 95% RH (Non condensing)
Dimensions 300 x 250 x 200 mm
Instrument Weight  5 Kg
Read 10449 times Last modified on Tuesday, 22 August 2023 05:47
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