ComAp IS-NTC-BB Reference Guide

IGS-NT Combi, SW Version 3.0, ©ComAp – May 2013
IGS-NT-Combi-3.0 Reference Guide.PDF
58
Protections and Alarm management
ComAp gen-set controllers provide following range of generator protections.
For each protection adjustable limit and time delay are available.
ANSI CODE
PROTECTION
IG-NT, IG-NTC,
IG-NT-BB, IG-NTC-BB
IS-NT-BB,
IS-NTC-BB
59
Overvoltage


27
Undervoltage


47
Voltage Assymetry


81H
Overfrequency


81L
Underfrequency


78
Vectorshift


81R
Rate of Change of Frequency


50+51
Overcurrent


46
Current Unbalance


32
Overload


50N+64
Earth Fault Current


51N+64
Earth Fault Current, IDMT


32R
Reverse Power


25
Synchronism Check


47
Phase Rotation


37
Undercurrent

@

@
55
Power Factor

@

@
71
Gas (Fuel) Level


40
Excitation Loss


Note:  - excluded;  - included
@
- can be created using universal protections
Protection groups
There are two groups of protections in the controller: fix and universal (configurable)
PROTECTION GROUP
CONFIGURABILITY
SETTINGS
Analogu protection
Configurable
Analog protect
Generator
protection
Configurable
Gener protect
Mains protections
Configurable
Mains protect

ComAp IS-NTC-BB Specifications

General

Brand	ComAp
Model	IS-NTC-BB
Category	Controller
Language	English