ABB Relion 670 series, Technical Manual

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Description Value
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
Table 29: TRM - Energizing quantities, rated values and limits for measuring transformer
Description Value
Frequency
Rated frequency f
r
50/60 Hz
Operating range f
r
± 10%
Current inputs
Rated current I
r
1A 5 A
Operating range (0-1.8) × I
r
(0-1.6) × I
r
Thermal withstand 80 × I
r
for 1 s
25 × I
r
for 10 s
10 × I
r
for 1 min
1.8 × I
r
for 30 min
1.1 × I
r
continuously
65 × I
r
for 1 s
20 × I
r
for 10 s
8 × I
r
for 1 min
1.6 × I
r
for 30 min
1.1 × I
r
continuously
Burden < 200 mVA at I
r
< 350 mVA at I
r
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 30: 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 502 066-UUS B
Analog inputs
80
Technical manual