ABB Relion 670 Series Product Manual page 62

Busbar protection REB670
Customized
Product version: 1.2
Hardware
IED
Table 69. 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 70. 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 71. Weight
Case size
6U, 1/1 x 19"
Connection system
Table 72. CT and VT circuit connectors
Connector type
Screw compression type
Terminal blocks suitable for ring lug terminals
Table 73. Binary I/O connection system
Connector type
Screw compression type
Terminal blocks suitable for ring lug terminals
62
Weight
£ 18 kg
Rated voltage and current
250 V AC, 20 A
250 V AC, 20 A
Rated voltage
250 V AC
300 V AC
1MRK505273-BEN D
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