ABB Relion 670 series Product Manual page 67

ABB
Line distance protection REL670 ANSI
Pre-configured
Product version: 1.2
Hardware
IED
Table 73. 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 74. Water and dust protection level according to IEC 60529
Front IP40 (IP54 with sealing strip)
Rear, sides, top and IP20
bottom
Table 75. Weight
Case size
6U, 1/2 x 19"
6U, 3/4 x 19"
Connection system
Table 76. CT circuit connectors
Connector type
Screw compression type
Terminal blocks suitable for ring lug terminals
Table 77. Binary I/O connection system
Connector type
Screw compression type
Terminal blocks suitable for ring lug terminals
Weight
£ 22 lb
£ 33 lb
Rated voltage and current
250 V AC, 20 A
250 V AC, 20 A
Rated voltage
250 V AC
300 V AC
1MRK 506 317-BUS A
Maximum conductor area
2
4 mm (AWG12)
2 x 2.5 mm 2 (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)
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