ABB
SU203M-K15
$277.33
Miniature Circuit Breakers MCBs, SU203M Series K-Char, 3 Poles, 15 A, 50/60/DC Hz, 7.2 W Power Loss, 480Y / 277 V AC Max. Operating Voltage
Connecting Capacity
Busbar 10 / 10 mm², Flexible with Ferrule 0.75 ... 25 mm², Flexible 0.75 ... 25 mm², Rigid 0.75 ... 35 mm², Stranded 0.75 ... 35 mm²
Ambient Air Temperature
Operation -25 ... +55 °C, Storage -40 ... +70 °C
Screw Terminal Type
Failsafe Bi-directional Cylinder-lift Terminal
RoHS Status
Following EU Directive 2002/95/EC August 18, 2005 and amendment
Resistance to Vibrations acc. to IEC 60068-2-6
5g, 20 cycles at 5 ... 150 ... 5 Hz with load 0.8 In
Resistance to Shock acc. to IEC 60068-2-27
25g / 2 shocks / 13 ms
Rated Ultimate Short-Circuit Breaking Capacity (Icu)
(400 V AC) 15 kA
Rated Service Short-Circuit Breaking Capacity (Ics)
(400 V AC) 11.2 kA
Rated Operational Voltage
acc. to IEC 60947-2 400 V AC
Rated Insulation Voltage (Ui)
acc. to IEC/EN 60664-1 440 V
Rated Impulse Withstand Voltage (Uimp)
4 kV, (6.2 kV @ sea level), (5.0 kV @ 2000 m)
Rated Frequency (F)
50 Hz, 60 Hz, DC Hz
Rated Current (In)
15 A
Power Loss
7.2 W at Rated Operating Conditions per Pole 2.4 W
Net Width
52.5 mm
Net Weight
0.375 kg
Net Height
111 mm
Net Depth / Length
69 mm
Mounting on DIN Rail
TH35-7.5 (35 x 7.5 mm Mounting Rail) acc. to IEC 60715, TH35-15 (35 x 15 mm Mounting Rail) acc. to IEC 60715
Minimum Order Quantity
1 piece
Mechanical Endurance (Nendu)
20000 cycle
Maximum Operating Voltage UL/CSA
480Y / 277 V AC
Housing Material
Insulation Group I, RAL 7035
Environmental Conditions
28 cycles with 55 °C / 90-96 % and 25 °C / 95-100 %
Electrical Endurance
20000 AC cycle
Dielectric Test Voltage
50 / 60 Hz, 1 min: 2 kV
Degree of Protection
IP20
Contact Position Indication
Red ON / Green OFF
Connecting Capacity UL/CSA
Busbar 18-8 AWG, Conductor 18-4 AWG
No Datasheet Available