ABB Relion 670 Series Product Manual page 100

Line differential protection RED670 2.0
Product version: 2.0
Hardware
IED
Table 121. Case
Material Steel sheet
Front plate Steel sheet profile with cut-out for HMI
Surface treatment Aluzink preplated steel
Finish Light grey (RAL 7035)
Table 122. Water and dust protection level according to IEC 60529
Front IP40 (IP54 with sealing strip)
Sides, top and bottom IP20
Rear side IP20 with screw compression type
IP10 with ring lug terminals
Table 123. Weight
Case size
6U, 1/2 x 19"
6U, 3/4 x 19"
6U, 1/1 x 19"
Connection system
Table 124. CT and VT circuit connectors
Connector type
Screw compression type
Terminal blocks suitable for ring lug terminals
Table 125. Auxiliary power supply and binary I/O connectors
Connector type
Screw compression type
Terminal blocks suitable for ring lug terminals
Because of limitations of space, when ring
lug terminal is ordered for Binary I/O
connections, one blank slot is necessary
100
Weight
£ 10 kg/22 lb
£ 15 kg/33 lb
£ 18 kg/40 lb
Rated voltage and current
250 V AC, 20 A
250 V AC, 20 A
Rated voltage
250 V AC
300 V AC
between two adjacent IO cards. Please refer
to the ordering particulars for details.
1MRK505310-BEN C
Maximum conductor area
2
4 mm (AWG12)
2
2 x 2.5 mm (2 x AWG14)
2
4 mm (AWG12)
Maximum conductor area
2
2.5 mm (AWG14)
2
2 × 1 mm (2 x AWG18)
2
3 mm (AWG14)
ABB