TECHNICAL DATA
12
NV10B - Manual - 04 - 2022
3 TECHNICAL DATA3 TECHNICAL DATA
3.1 GENERAL
Product standard for measuring relays
Reference standards IEC 60255-1 Part 1: Common requirements
Mechanical data
Mounting:
• Flush.
• Projecting.
• Rack.
• Separated operator panel.
External dimensions (Flush mounting) 177 x 107 x 235 (high x width x depth)
Terminals screw connection
Mass (Flush mounting) 2.0 kg
Reference standards EN 60529, EN 60529/A1
Degrees of protection provided by enclosures (IP Code)
• Front IP52
• Terminals IP20
Insulation
Reference standards EN 60255-5, IEC 60255-27
High voltage test (50 Hz - 60 s)
• Auxiliary power supply 2 kV
• Input circuits 2 kV
• Output circuits 2 kV
• Output circuits (between open contacts) 1 kV
• Comunication circuits 500 V
Impulse voltage withstand test (1.2/50 µs):
• Auxiliary power supply 5 kV (Common mode) - 2kV (Differential mode)
• Input circuits 5 kV
• Output circuits 5 kV
• Output circuits (between open contacts) 1 kV
Insulation resistance >100 MW
Voltage dip and interruption
Reference standards EN 61000-4-29, IEC 60255-22-11
Voltage dips, short interruptions and voltage variations on dc input power port immunity tests
• Interruption (UT=40%) 100 ms
• Interruption (UT=0%) 50 ms
• Voltage variations (UT=80...120%) 10 s
EMC tests for interference immunity
Reference standards IEC 60255-26, EN 60255-26
Product standard for measuring relays
Generic standards immunity for industrial environments EN 61000-6-2
• Electromagnetic compatibility requirements for measuring relays and protection equipment
Apparati di automazione e controllo per centrali e stazioni elettriche
• Compatibilità elettromagnetica - Immunità ENEL REMC 02
• Normativa di compatibilità elettromeccanica per apparati e sistemi
ENEL REMC 01
Reference standards EN 60255-22-1 IEC 60255-22-1
EN 61000-4-12 EN 61000-4-12
Damped oscillatory wave
• 0.1 MHz and 1 MHz common mode 2.5 kV
• 0.1 MHz and 1 MHz differential mode 1.0 kV
• Ring wave common mode 2.0 kV
• Ring wave differential mode 1.0 kV
Reference standards EN 60255-22-2 IEC 60255-22-2
EN 61000-4-2 IEC 61000-4-2
Electrostatic discharge
• Contact discharge 6 kV
• Air discharge 8 kV
Reference standards EN 60255-22-3 IEC 60255-22-3
EN 61000-4-3 IEC 61000-4-3
Radiated radio-frequency fields
• 80...1000 MHz AM 80% 10 V/m
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