ABB RED650, Technical Manual, Page: 64 / 926

The CT and VT ratio and the name on respective channel is done under IED
Configuration/HW Configuration/ADM in the Parameter Settings Tool or under
Main menu/Configuration/Analog modules in the HMI.
3.7 Technical data
SEMOD55412-1 v1
M16988-1 v11
Table 17: TRM - Energizing quantities, rated values and limits for protection transformer
Description Value
Frequency
Rated frequency f
r
50/60 Hz
Operating range f
r
± 10%
Current inputs
Rated current I
r
1 or 5 A
Operating range (0-100) x I
r
Thermal withstand 100 × I
r
for 1 s *)
30 × I
r
for 10 s
10 × I
r
for 1 min
4 × I
r
continuously
Dynamic withstand 250 × I
r
one half wave
Burden < 20 mVA at I
r
= 1 A
< 150 mVA at I
r
= 5 A
*) max. 350 A for 1 s when COMBITEST test switch is included.
Voltage inputs **)
Rated voltage U
r
110 or 220 V
Operating range 0 - 340 V
Thermal withstand 450 V for 10 s
420 V continuously
Burden < 20 mVA at 110 V
< 80 mVA at 220 V
**) all values for individual voltage inputs
Note! All current and voltage data are specified as RMS values at rated frequency
SEMOD53376-2 v6
Table 18: CT and VT circuit connectors
Connector type Rated voltage and current Maximum conductor area
Screw compression type 250 V AC, 20 A
4 mm
2
(AWG12)
2 x 2.5 mm
2
(2 x AWG14)
Terminal blocks suitable for
ring lug terminals
250 V AC, 20 A
4 mm
2
(AWG12)
Section 3
1MRK 505 394-UEN A
Analog inputs
58 Line differential protection RED650 2.2 IEC
Technical manual