Circuit Breakers
NRA Series
NRA Series
Switches & Pilot Lights
Features:
•
•
•
•
•
•
Available in 4 different styles
Excellent overload and short circuit protection
Small size and high-efficiency
Life expectancy of over 10,000 operations
UL1077 recognized “Supplementary Protectors”
VDE certified to EN60934
NRAN
NRAS
License #116381
File No. E68029
Illuminated Rocker
(with Neon lamp)
nt
Rocker
Relays & Sockets
s.
co
m
Display Lights
NRAR
ne
Specifications
Electromagnetic tripping
Internal Circuit
Series current trip
Number of Poles
NRAS and NRAN: 1, 2, 3
NRAR: 1
Rated Voltage
250V AC, 50/60Hz, 65V DC
Rated Tripping Currents
0.3A, 0.5A, 0.75A
1A, 2A, 3A, 5A, 7.5A, 10A, 15A, 20A, 25A, 30A
Rated Interrupting Capacity
250V AC, 50/60Hz, 1,000A
65V DC, 1,000A
Auxiliary Contact
SPDT microswitch: 250V AC, 5A (resistive load), 50V DC, 1A (resistive load)
Alarm Contact
SPDT microswitch: 250V AC, 5A (resistive load), 50V DC, 1A (resistive load)
Reference Temperature
25°C
Operating Temperature
–40 to +85°C (avoid freezing)
Insulation Resistance
100MΩ (measured with 500V megger)
om
ec
lin
on
Between main circuit terminals: 2,000V AC, 1 minute
Between main circuit and auxiliary contact: 2,000V AC, 1 minute
Terminal Blocks
Vibration Resistance
Timers
Dielectric Strength
po
Protection Method
100N (approximately 10G) (10 to 100Hz)
Shock Resistance
1,000N (approximately 100G)
Life Expectancy
Minimum 10,000 cycles (at 6 operations per minute)
Termination
Main terminal: Quick-connect receptacle 0.250” (accepts M3.5 screw terminal adapter)
Auxiliary contact, alarm contact: Quick-connect receptacle 0.080”
Illumination Voltage
(NRAR illuminated units)
Neon: 120, 240V AC, 50/60Hz
Not suitable for branch circuit protection.
Circuit Breakers
USA: 800-262-IDEC
Canada: 888-317-IDEC
883
