Ethernet Interface
*
Standard RJ45 connector on the main module
CAN Open (optional and only for ABB switchgear companies).
*
Open style connector compliant with CAN Open standard and ISO11898
Input for time synchronization (optional, the supported protocol
is IRIG, format B000, B002, B003).
*
Glass fiber
*
Wavelength: 820 nm
*
Max distance: 1500 m
*
Connector type: ST
6.6.
Power supply
Table 6.6.-1
Base unit
Rated voltage 110 V DC
Operative range 70% to 120% of 110 V DC
Rated voltage 220 V DC
Operative range 70% to 120% of 220 V DC
Rated voltage 48 VDC to 220 V DC
Operative range 80% of 48 V DC to 120% of
220 V DC
Power consumption
≤
20 W (Typical, 2 BIOs)
Inrush current
Module 750 168: 10 A, 1 ms; 35 A, 100 µs
Module 750 126: 8.3 A, 4 ms; 21 A, 100 µs
Admissible ripple
Less than 10%
Table 6.6.-2
HMI
Rated voltage 48 V DC to 90 V DC
Operative range 85% of 48 V DC to 110% of
90 V DC
Rated voltage 110 V DC to 240 V DC
Operative range 85% of 110 V DC to 110% of
240 V DC
Power consumption
≤
6 W backlight off and < 10W backlight on
Admissible ripple
Less than 10%
48
REF 542plus
REF 542plus
Multifunction Protection and Switchbay Control
Unit
Technical Reference Manual
1MRS755859