Kronos Spot Tester
Application field：
This portable diagnostic test unit is designed for detecting PD in all types of in-service plants. The spot tester is a six-channel, synchronous, battery-powered test unit with a rugged and compact design optimised for field portability. Quick and easy to set up, it detects the early stages of insulation deterioration, providing an early warning against MV and HV insulation faults, and supports condition-based maintenance schemes, reducing unplanned outages, downtime and maintenance costs.
Features
- HVPD Kronos® Ultimate Software
- Six Synchronous Channels
- Test Using Pre-installed Sensors
- Cable Mapping
- Precedence Detection
Application
- Cables and cable accessories (terminations, joints, sealing ends)
- Switchgear (AIS, SIS & GIS)
- Power Transformers and Bushings
- Transformers (Oil Filled & Dry Type)
- Rotating Machines Motors and Generators (including Direct On-Line & Variable Speed Drive or Variable Frequency Drive motors)
- Instrument Transformers (Voltage & Current)
- Capacitors
Technical Specifications
PD Data Capture and Processing System
- Analogue bandwidth : 50 MHz
- Sample memory : 2 MPt
- (One channel)
- Minimum pulse rise time : 10 ns
- Sample rate : 100 MS/s
- Input channels : 6x synchronous
- Input connection type : BNC
- Input filters (high pass) : 50-60 Hz / 100 kHz / 200 kHz
- Trigger : Automatic, AC line supply, internal mains field detector, external input
- Trigger frequency : 25 - 500 Hz
- Battery life (in use) : 8 hours
- Battery life (standby) : 1 week
- Interface : USB to laptop
