Page 122 - Surge-Protection-E_0.pdf

Measuring Devices and Accessories

A
915 051 DDT BDU Blade detection unit DDT BDU
Type DDT ... BDU
915 051 4013364422247 04 01 07 01 820 g
0,00 €
Part No. 915 051 +
Voltage supply battery (3.6 V AA), service life min. 5 years
Trigger level (Icc) approx. 100 A
Trigger level (Iimp) approx. 5 kA (10/350 µs)
Installation via glueing, clamping
Communication with data logger via ZigBee

915 1xx Measuring coil DDT ICC
B
Type DDT ... ICC IMP
915 1xx 00 00 00 00 NaN

Part No. 915 1xx +
Measuring coils
Size up to 20 m
Measuring range (impulse current) 500 A - 250 kA
Measuring range (long stroke current) 60 - 2.5 kA
Accuracy 5 %
For mounting on the relevant wind turbine
Measuring integrator
Connection to the measuring coils via BNC cable
*)
Connection to the data logger via SUB-D cable
*)
Accuracy (impulse current) 5 % (at 2.5 kA - 250 kA), 10 % (at 500 A - 2500 A)
Accuracy (long stroke current) 5 % (at 100 A - 2500 A), 10 % (at 25 A - 100 A)
For mounting on 35 mm DIN rails acc. to EN 60715
*) accessory, must be ordered separately.

Impulse Counter
Registration of discharge processes
• Potential-free registration of discharge currents occurring
in surge protective devices
• Easy installation by enclosing the earthing conductor
of the arrester with a hinged toroidal core
• Counter in a DIN rail mounted enclosure (2 modules)
• Twisted sensor cable, 0.5 m

Counter with LCD display and integrated battery supply (3 V) and battery charge
control. Indication of the battery status and the number of lightning events includ-
ing date and time.

Impulse counter P3: Counter, sensor cable and toroidal core

P 3 Impulse Counter
910 512 IPC P3
Type IPC P3
910 512
Part No. 910 512 +
4013364323223 04 01 04 01 140 g
411,50 €
Response threshold for impulse currents (rise time ≥ 8 µs) 1 kA
LCD display electronic counter 0-999
3 V lithium battery (CR17335) included in delivery,
Power supply
replaceable, battery life of 3 years
Measuring Devices and Accessories 118 You will find detailed product information on our website inner Ø: 14 mm Valid as of August 1, 2020
button on the device for setting the counter (e.g. after replacing a battery)
Setting device
Resetting device
button on the device for resetting the counter to 0
Dimensions (sensor)
3 V lithium battery (CR17335); cable tie (for fixing the sensor)
Accessories included in delivery