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NA11 - Manual - 02 - 2009
TECHNICAL DATA
3 T E C H N I C A L D A T A
3 TECHNICAL DATA
3.1 GENERAL
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
Max conductor cross section 4 mm
2
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 60255-5
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
Communication interfaces 500 V
Impulse voltage withstand test (1.2/50 μs):
Auxiliary power supply 5 kV
Input circuits 5 kV
Output circuits 5 kV
Output circuits (between open contacts) 2.5 kV
Insulation resistance >100 MΩ
EMC tests for interference immunity
Reference standards
Product standard for measuring relays EN 50263
Generic standards immunity for industrial environments EN 61000-6-2
Electromagnetic compatibility requirements for measuring relays and protection equipment
EN 60255-26
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
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
Auxiliary power supply in dc energizing quantity
Interruption (UT=40%) 100 ms
Interruption (UT=0%) 50 ms
• Voltage variations (UT=80...120%) 10 s
EMC tests for interference immunity
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
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