Circuit Breaker Timer for reliable breaker testingQuadrant Measurements

Circuit Breaker Timer, Model : QCBT‐1

Professional Circuit Breaker Timer for Accurate Breaker Testing

Our Circuit Breaker Timer is a high-precision testing instrument designed for accurate measurement of circuit breaker operating time in electrical substations and power systems. Built for reliability, speed, and field performance, this advanced breaker

Circuit breaker timer (QCBT-1) testing equipment helps maintenance engineers identify operational issues, improve system reliability, and ensure safe power distribution.

Designed for substation maintenance teams, electrical testing companies, and EPC contractors, the device delivers precise and repeatable results for preventive maintenance, commissioning, and diagnostics of high-voltage and medium-voltage circuit breakers.

Suitable for Indoor / Outdoor /LV/HV Breaker of Various types and Coil voltages 24V to 220V AC/DC
Suitable up to 220KV substation Circuit Breaker time testing

Features

User selectable 3 / 4 pole measurement
Compact and light weight instrument
0 to 9999.9mSec
Small portable, light weight constructed in
suitcase for field use.
Resolution : 0.1ms
Built‐in Thermal Printer to PRINT test results.
Data download Windows based software (optional)

Technical Specification

Display	4 Line backlight LCD display
Poles	Three / Four user selectable
Ranges	up to 9999.9 mSec
Resolution	0.1mSec
Accuracy	0.08% + 1Digit
Modes	Close, Open, C‐O with Bounce time
Power	230V AC, 50Hz, 1 Phase

Circuit Breaker Timer, Model : QCBT-2

QCBT-2 is a compact version of our circuit breaker timer. Circuit breaker timer ( QCBT-2 )

Features

User selectable 3 / 4 pole measurement
Compact and light weight instrument
Highly accurate
0 to 9999.9mSec
Resolution : 0.1ms
Type test certification for ESD test (IEC 61000‐4‐2;2008)
small portable, light weight constructed in suitcase for field use.
IEC 61000‐4‐11:2004 Surge test (IEC 61000‐4‐5:2005 )

Technical Specification

Display	4 Line backlight LCD display
Poles	Three / Four user selectable
Ranges	up to 9999.9 mSec
Resolution	0.1mSec
Accuracy	0.05% + 1Digit
Modes	Close, Open, C‐O with Bounce time
Power	230V AC, 50Hz, 1 Phase

Why Choose Our Circuit Breaker Timer?

Accurate timing analysis is critical for maintaining the performance and safety of circuit breakers in substations and industrial power systems. Our Circuit Breaker Timer provides dependable measurements that help engineers detect delayed operations, contact wear, synchronization issues, and mechanical faults before they lead to failures.

Key Advantages

High-accuracy circuit breaker operating time measurement
Fast and reliable breaker testing results
Ideal for substation maintenance and preventive testing
Rugged and portable design for field applications
Easy-to-use interface for quick operation
Suitable for HV and MV circuit breaker testing
Helps reduce downtime and maintenance costs

Conclusion

If you are looking for a reliable and accurate Circuit Breaker Timer for professional breaker testing and substation maintenance, our solution delivers the precision, durability, and performance required for modern electrical testing applications.