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Specifications
- Measurements:
+ Overall pylon earth
+ Earth resistance of each pylon footing
+ Overall line impedance
+ Quality of the protective earth cable connection
- Type:
+ Active measurement (injection by C.A 6472)
+ Passive measurement (use of disturbance currents)
- Frequency: 41 Hz to 5078 Hz
- Frequency sweep: Yes
U disturbance
- Power supply: Powered by the C.A 6472
- Display: Provided by the C.A 6472
- Storage: Provided by the C.A 6472
- Dimensions / weight: 272 x 250 x 128 mm / 2.3 kg
State at delivery: delivered with an accessories bag containing 1 connection cable, 4 BNC/BNC cables 15 m long, 4 flexible current sensors (AmpFlex®) 5 m long, 1 set of 12 identification rings for AmpFlex®, 2 cables (5 m green, 5 m black) with safety plugs on winder, 5 spade lug/Ø 4 mm banana plug adapters, 3 clamps
Accessories (optional):
- C.A 6472 – C.A 6474 connection cable (P01295271 )
- 15 m BNC / BNC cable (P01295272)
- 5 m AmpFlex®flexible current sensor for C.A 6474. (P01120550)
- Set of 12 AmpFlex® identification rings (P01102045)
- Set of 3 adjustable clamps (P01102046 )
- 5 m green cable for C.A 6474 (E terminal connection). (P01295291)
- 5 m black cable for C.A 6474 (ES terminal connection)(P01295292)
- Spade lug/Ø 4 mm banana plug adapters (P01102028 )
- Calibration loop(P01295294)
- AmpFlex®flexible current sensors: other lengths available on request
The C.A 6474 is designed for use with the C.A 6472 earth tester to measure pylon earths
When used with the C.A 6472, the C.A 6474 allows the following types of measurements:
Global earth of pylons
Earth resistance of each of the pylon's footings
Quality of the overhead protective earth cable connection
Active measurement (injection by the C.A 6472)
Passive measurement (use of stray currents)
Main technical specifications
measurement range: 0.001 Ω to 99.99 kΩ
resolution: 0.001 Ω to 10 Ω
voltage: 16 to 32 VRMS
frequency: 41 Hz to 5,018 Hz
ground-rod resistance measurement: 0.01 Ω to 100 kΩ
IP53 protection
dimensions: 272x250x128 mm, weight: 2.3 kg
