ABB REF 542plus Technical Reference Manual page 52

Protection relay
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REF 542plus
REF 542plus
52
Multifunction Protection and Switchbay Control
Unit
Technical Reference Manual
Table 7.-2
Application areas
NUMBER
CODE
6
A
B
D
F
7 6
B
6 A 3 3 3 03 6 S Z 4 1
Table 7.-3
Mainboard versions
NUMBER
CODE
B
751021/
802
S
751021/
803
F
751021/
801
A
014629/
802
E
014629/
803
C
014629/
801
7 6 B
6
A 3 3 3 03 6 S Z 4 1
Table 7.-4
Power supply versions
NUMBER
CODE
1
750126/801 U
2
750126/802 U
3
750168/801 U
6
750168/802 U
7 6 B 6
A
3 3 3 03 6 S Z 4 1
NAME
DESCRIPTION
REF 542plus
Normal operation
REF 542plus DNV
Marine and offshore application
REF 542plus ATEX-1
Protection of motor in an explosive
area (Release 1.1)
REF 542plus ATEX-2
Protection of motor in an explosive
area (Release 2.0)
REF542plus ATEX-2.5
Protection of motor in an explosive
area (Release 2.5)
NAME
DESCRIPTION
Basic
Version with RJ 45 Ethernet port
Standard
Version basic with additional IRIG B
and CAN interface
Full
Version standard with additional
optical links
Basic
Version with RJ 45 Ethernet port
Standard
Version basic with additional IRIG B
and CAN interface
Full
Version standard with additional
optical links
NAME
= 110 V DC
n
= 220 V DC
n
= 48 - 220 V DC
n
= 48 - 220 V DC
n
1MRS755859
DESCRIPTION
Operative range 70% to 120% of 110
V DC
Operative range 70% to 120% of 220
V DC
Operative range 80% of 48 V DC to
120% of 220 V DC
Marine application with operative
range 80% of 48 V DC to 120% of 220
V DC

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