The Martindale FD500 fuse finder kit makes the job of locating electrical circuits (AC circuits of 200-250V) quick and easy. There is no need to guess or use trial and error when it comes to locating the correct circuit breaker or fuse supplying electrical power to a socket or lighting fixture.

Transmitter

Voltage rating: 230V
Frequency range: 30 - 70Hz
Switching frequency: Approx. 5Hz
Transmission pulse width: approx. 1.7μS
Transmission pulse amptitude: 20A max.
Temperature range: -10°C to 40°C at max 60% RH
Dimensions: Approx: 65 x 65 x 46mm
Weight: 60g (FD500/T) 65g (FD600/T)
Earth Leakage: Nil
Power supply: From mains
Power consumption: Approx. 1W
Overvoltage category: Cat III/300V
Pollution degree: 2
Protection Class: IP20

Receiver

Tracing depth for fuse assignment: approx. 0 - 10cm, depending on local conditions.
Sensitivity setting: via on/off potentiometer
Temperature range: -10°C to 40°C at max 60% RH
Dimensions: 160 x 55 x 30mm
Weight: approx. 135g (including battery)
Protection class: IP20
Power supply: 9V battery, MN1604/PP3, IEC 6LA61 (alkaline only) - not included.
Units are EMC compliant.
There are no user serviceable parts in the transmitter or receiver.