Safety Flash
Metrex M3610 multimeter incident
Metrex M3610 multimeter incident
- IMCA
- Safety Flash
- IMCA SF 01/00
- Electrical SafetyMachinery and Equipment
- Arc flashElectrical safety
- Electrical work
Read at IMCAOpens the publisher’s page on imca-int.com
Summary
A technician suffered burns and eye-flash when a multimeter short-circuited during testing of an ROV’s 440-volt supply. Arcing occurred between the meter’s terminal inputs despite the correct scale setting and undamaged probes. Investigation found internal seawater and oily contamination; the blown main fuse also interrupted the drilling operation’s electrical supply.
Classifications: Arc flash; arc fault; arc-flash.
Classifications: Electrical safety; electrical hazards.
Classifications: Electrical work; electrical maintenance.
Summary
A safety flash about an electrical arc and injuries while using a contaminated multimeter on a 440-volt circuit.
IMCA SF 01/00. Themes: electrical safety, machinery and equipment.