Construction & Features
SKA series MCCB is suitable for industrial or commercial power and lighting with AC 50/50Hz, rated working voltage up to AC 600V/DC 250V, rated current up to 630A. It's a kind of economical breaker with the characters of stable and reliable function, beautiful appearance, small size and long life.
It can be used for conversion of line and infrequent starting motor. It can be also attached to install the accessories which have protection function for avoiding loss-voltage, under-voltage.
The product can install connection line with front board and back board, it also can equip hand-operating apparatus or motor-operating apparatus to control in a remote distance.
Features
Type | 2 Pole | 32E | 52E | 52S | 62E | 62S | 102E | 102S | ||||
3 Pole | 33S | 53E | 53S | 63E | 63S | 103E | 103S | 203E | 203S | 403E | 403S | |
Frame Size(AF) | 30 | 50 | 60 | 100 | 225 | 400 | ||||||
Rated Current(A) | 5, 10, 15, 20, 30 | 5, 10, 15, 20, 30, 40, 50 | 60 | 5, 10, 15, 20, 30, 40, 50, 60, 75, 100 | 15, 20, 30, 40, 50, 60, 75, 100 | 100, 125, 150, 175, 200, 225 | 250, 300, 350, 400 | |||||
Operational Volt(V)Ue | 600 | |||||||||||
Insulation Volt(V)Ui | 690 | |||||||||||
Impulse Withstand Volt(kV)Uimp | 6 | |||||||||||
Ultimate Breaking Capacity(kA, Icu, AC 50/60Hz) | 220/240V | 10 | 10 | 25 | 10 | 25 | 10 | 50 | 35 | 50 | 35 | 50 |
380V | 7.5/5 | 7.5/5 | 14/10 | 7.5/5 | 14/10 | 7.5/5 | 25 | 18 | 25 | 30 | 42 | |
415V | 7.5/5 | 7.5/5 | 14/10 | 7.5/5 | 14/10 | 7.5/5 | 25 | 18 | 25 | 25 | 35 | |
440/460V | 5 | 5 | 10 | 5 | 10 | 5 | 25 | 18 | 25 | 25 | 35 | |
480/500V | 2.5 | 2.5 | 7.5 | 2.5 | 7.5 | 2.5 | 25 | 10 | 14 | 18 | 25 | |
600V | 2.5 | 2.5 | 5 | 2.5 | 5 | 2.5 | 14 | 7.5 | 10 | 18 | 22 | |
Utilisation Cat. | A | |||||||||||
Endurance | Mechanical | 8500 | 7000 | 4000 | ||||||||
Electrical | 1500 | 1000 | 1000 | |||||||||
