Frequency protection
Underfrequency protection SAPTUF
Qty:
1MRK 004 912-AA
Overfrequency protection SAPTOF
Qty:
1MRK 004 912-BA
Rate-of-change frequency protection SAPFRC
Qty:
1MRK 004 912-CA
Secondary system supervision
Fuse failure supervision SDDRFUF Qty: 1MRK 004 914-BA
Control
Synchrocheck, energizing check and synchronizing SESRSYN Qty: 1MRK 004 917-AC
Rule: Only one of the Circuit breakers or APC8 can be ordered
Apparatus control for single bay, max 8 app. 1CB incl. interlocking APC8 Qty: 1MRK 004 917-GA
Circuit breaker for 1 CB, CBC1 Qty: 1MRK 004 918-AA
Circuit breaker for 2 CB, CBC2 Qty: 1MRK 004 918-BA
Logic
Configurable logic blocks Q/T
1MRK 002 917-MK
Monitoring
Station battery supervision SPVNZBAT
Qty: 1MRK 004 925-HB
Insulation gas monitoring function SSIMG
Qty:
1MRK 004 925-KA
Insulation liquid monitoring function SSIML
Qty:
1MRK 004 925-LA
Circuit breaker condition monitoring SSCBR Qty: 1MRK 004 925-MA
First local HMI user dialogue language
HMI language, English IEC
Always included
Additional local HMI user dialogue language
HMI language, English US
1MRK 002 940-MA
Optional hardware
Human machine interface
Rule: One must be ordered.
Generator protection REG650
1MRK 502 050-BEN B
Product version: 1.3
ABB 65