MIKRO NX 204A / NX204A MIKRO IDT OVERCURRENT RELAY MIKRO NX204A-240A ORIGINAL NEW

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NX204A - 240A
OVERCURRENT RELAY


Microprocessor based numerical relay
Current measurement based on fundamental frequency
Low-set inverse definite time relay ( IDT )
High-set instantaneous relay
Separate low-set and high-set trip indicators
Option to disable high-set relay
Front panel access to test function
Complies with IEC 60255 standard
ANSI Code : 50P, 51P
AUXILIARY SUPPLY
198 ~ 265 V AC
Supply frequency : 50 Hz
VA rating : 3 VA typical

SETTING RANGES
Low-set ( I > ) : 2.0 A to 6.0 A
: 40% to 120%
Time multiplier ( TM ) : 0.05 to 1.0
High-set ( I >> ) : I > to 10 x I > or disable
High-set delay time (t >>) : Instantaneous

RATINGS
Rated current ( In ) : 5 A
Rated frequency : 50 Hz
Burden : < 0.3 VA at In
Thermal withstand : 4 x In continuous

MECHANICAL
Mounting : Panel mounting
Dimension (mm) : 96(w) x 96(h) x 110(d)

Features
• Microprocessor based numerical relay
• Current measurement based on fundamental
frequency
• Low-set inverse definite time relay (IDT)
• High-set instantaneous relay
• Separate low-set and high-set trip indicators
• Option to disable high-set relay
• Front panel access to test function
• Complies with IEC 60255-26 standard
• ANSI Code : 50P, 51P