Feeder Terminal
SPAC 311 C

The feeder terminal type SPAC 311 C is used as a cubicle-oriented protection and local/remote control interface unit for one feeder. The feeder terminal SPAC 311 C is mainly used in applications requiring sensitive earth-fault protection. In addition to the protection, control and measurement functions, the feeder terminal is provided with the data communication properties needed for the control of the switching devices of a feeder cubicle. Connection to higher-level substation control equipment is carried out via a fibre-optic serial bus.

Documentation and downloads

Application description
Calculation of the Current Transformer Accuracy Limit Factor, Application note English
0.68 MB
Current Transformer Requirements for Non-Directional Overcurrent Protection, Application note English
2.49 MB
Stabilizing Resistor in Motor Earth-Fault Protection, Application noteEnglish
2.27 MB
Brochure
Preventive maintenance for SPACOM protection and control equipmentEnglish
0.95 MB
Certificate
ProtectIT Protective Terminals SPACOM 300-series, Environmental Product DeclarationEnglish
0.21 MB
Circuit diagram
SPAC 311 C Circuit diagram (2/2)English
0.32 MB
SPAC 311 C Circuit diagram (2/2)English
0.42 MB
SPAC 311 C Circuit diagram with test switch (1/2)English
0.45 MB
SPAC 311 C Circuit diagram with test switch (2/2)English
0.32 MB
Connection diagram
SPAC 311 C Terminal diagramEnglish
0.43 MB
SPAC 311 C Terminal diagram with test switchEnglish
0.43 MB
Drawing
SHX-file, GenltshpEnglish
0.00 MB
SHX-file, NormEnglish
0.00 MB
Instruction
Environmental conditions for product transportation and storageEnglish
0.03 MB
Manual
General characteristics of D-type relay modules, User´s manual and Technical descriptionEnglish
0.21 MB
SPCJ 4D24 Combined overcurrent and earth-fault relay module, User´s manual and Technical descriptionEnglish
0.36 MB
SPTO 1D2 Control Module, User's Manual and Technical DescriptionEnglish
0.14 MB
Product guide
SPAC 311 C Feeder Terminal, Product guideEnglish
1.06 MB
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