Trade Price
£2,668.87
Per
1
Unit
EACH
Pack Quantity
1
Eaton Moeller series NZM - Molded Case Circuit Breaker. Circuit-breaker, 3p, 550A, busbar terminal for CU N, frame 3, VEF550-NA
Product Length/Depth
166 mm
Product Height
297 mm
Product Width
140 mm
Product Weight
6.34 kg
Compliances
RoHS conform
Certifications
CSA (File No. 22086)
UL/CSA
UL (File No. E31593)
Specially designed for North America
CSA-C22.2 No. 5-09
UL (Category Control Number DIVQ)
CSA certified
UL 489
IEC 60947-2
UL listed
CSA (Class No. 1432-01)
IEC/EN 60947
CE marking
IEC
Voltage rating
690 V - 690 V
Rated operating voltage Ue (UL) - max
600 V
Rated impulse withstand voltage (Uimp) at auxiliary contacts
6000 V
Rated impulse withstand voltage (Uimp) at main contacts
8000 V
Rated operational current
450 A (660-690 V AC-3, making and breaking capacity)
550 A (690 V AC -1, making and breaking capacity)
630 A (380/400 V AC-1, making and breaking capacity)
500 A (415 V AC-1, making and breaking capacity)
Rated short-time withstand current (t = 0.3 s)
3.3 kA
Rated short-time withstand current (t = 1 s)
3.3 kA
Amperage Rating
550 A
Instantaneous current setting (Ii) - min
1100 A
Instantaneous current setting (Ii) - max
4400 A
Overload current setting (Ir) - min
550 A
Overload current setting (Ir) - max
550 A
Short delay current setting (Isd) - min
825 A
Short delay current setting (Isd) - max
3850 A
Short-circuit release delayed setting - min
775 A
Short-circuit release delayed setting - max
3850 A
Short-circuit release non-delayed setting - min
1100 A
Short-circuit release non-delayed setting - max
4400 A
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 230 V, 50/60 Hz
85 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 400/415 V, 50/60 Hz
50 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 440 V, 50/60 Hz
35 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 525 V, 50/60 Hz
13 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 690 V, 50/60 Hz
5 kA
Rated short-circuit making capacity Icm at 240 V, 50/60 Hz
187 kA
Rated short-circuit making capacity Icm at 400/415 V, 50/60 Hz
105 kA
Rated short-circuit making capacity Icm at 440 V, 50/60 Hz
74 kA
Rated short-circuit making capacity Icm at 525 V, 50/60 Hz
53 kA
Rated short-circuit making capacity Icm at 690 V, 50/60 Hz
40 kA
Short-circuit total breaktime
< 10 ms
Electrical connection type of main circuit
Screw connection
Isolation
500 V AC (between auxiliary contacts and main contacts)
300 V AC (between the auxiliary contacts)
Number of operations per hour - max
60
Handle type
Rocker lever
Utilization category
A (IEC/EN 60947-2)
Overvoltage category
III
Pollution degree
3
Lifespan, electrical
5000 operations at 400 V AC-1
2000 operations at 400 V AC-3
2000 operations at 415 V AC-3
2000 operations at 690 V AC-3
3000 operations at 690 V AC-1
Direction of incoming supply
As required
Mounting Method
Built-in device fixed built-in technique
Fixed
Degree of protection
IP20
IP20 (basic degree of protection, in the operating controls area)
Degree of protection (IP), front side
IP40 (with insulating surround)
IP66 (with door coupling rotary handle)
Degree of protection (terminations)
IP00 (terminations, phase isolator and strip terminal)
IP10 (tunnel terminal)
Protection against direct contact
Finger and back-of-hand proof to DIN EN 50274/VDE 0106 part 110
Shock resistance
20 g (half-sinusoidal shock 20 ms)
Number of auxiliary contacts (change-over contacts)
0
Number of auxiliary contacts (normally closed contacts)
0
Number of auxiliary contacts (normally open contacts)
0
Position of connection for main current circuit
Front side
Climatic proofing
Damp heat, constant, to IEC 60068-2-78
Damp heat, cyclic, to IEC 60068-2-30
Lifespan, mechanical
15000 operations
Datasheet