Device description
4.2 Functions
5190 / 04/2021 en
BENNING TA 6
15
4.2
Functions
The device supports the following measurements:
• Insulating resistance measurement R
ISO
(L1‑PE, L2‑PE, L3‑PE, N‑PE, L1‑L2, L2‑L3, L3‑L1)
• Loop impedance measurement Z
LOOP
(L1‑PE, L2‑PE, L3‑PE)
• Line impedance measurement Z
LINE
(L1‑N, L2‑N, L3‑N, L1‑L2, L2‑L3, L3‑L1)
• RCD testing
• Phase sequence test, voltage and frequency measurements
Switch positions
1
2
3
4
5
Figure 2:
Switch positions of the BENNING TA 6
1 Rotary switch
2 4 switch positions for insulating
resistance measurement R
ISO
(L1‑PE,
L2‑PE, L3‑PE, N‑PE)
3 1 switch position for phase sequence
test, voltage and frequency
measurements
4 3 switch positions for line impedance
measurement Z
LINE
and insulating
resistance measurement R
ISO
(L1‑L2,
L2‑L3, L3‑L1)
5 3 switch positions for line impedance
measurement Z
LINE
, loop impedance
measurement Z
LOOP
, RCD testing and
insulating resistance measurement R
ISO
(L1‑N/PE, L2‑N/PE, L3‑N/PE)
