ABB
2CDS253103R0505S203-B50NA
S203-B50NA
Miniature Circuit Breaker (MCB) - UL1077 compliant - ABB / Stotz (S200 series) - S203-B50NA - 4-poles (3P+N) - Rated current 50A - B-curve - Short circuit breaking capacity (lcu) 10kA (400Vac) - DIN rail mounting (70.5mm width) - Screw-clamp connections - 4 modules (4M)
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Brand
SKU
2CDS253103R0505
Please add this item to cart to request a quote.
Please add this item to cart to request a quote or contact us at [email protected] for product availability.
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2CDS253103R0505ABB - System M Pro - S200 series MCBs
Description
Miniature Circuit Breaker (MCB) - UL1077 compliant - ABB / Stotz (S200 series) - S203-B50NA - 4-poles (3P+N) - Rated current 50A - B-curve - Short circuit breaking capacity (lcu) 10kA (400Vac) - DIN rail mounting (70.5mm width) - Screw-clamp connections - 4 modules (4M)
Specifications
Primary brand
ABB
Secondary brand
Stotz
Main function
Miniature Circuit Breaker (MCB)
Product series / family name
S200 series
Functions
Miniature Circuit Breaker (MCB)
Design
UL1077 compliant
Poles
4-poles (3P+N)
Rated current
50A
Rated Voltage (AC) - Phase-to-neutral
230 V
Rated impulse voltage (Uimp)
4 kV
Connection type
Screw-clamp connections
Tripping curve
B
Ultimate short circuit current breaking capacity (Icu)
20kA (230Vac)
10kA (400Vac)
10kA (440Vac)
10kA (400Vac)
10kA (440Vac)
Short circuit current breaking capacity (Icn)
6 kA
Service short circuit current breaking capacity (Ics)
15kA (230Vac)
7.5kA (400Vac)
7.5kA (440Vac)
7.5kA (400Vac)
7.5kA (440Vac)
Service short circuit current breaking capacity as a percentage of Icu (Ics%)
75 %
Size in modules (1 module = 18mm)
4 Module(s)
Net Height (mm)
88 mm
Net Width (mm)
70.5 mm
Net Depth (mm)
69 mm
Mounting mode
DIN rail
Electrical durability (with load)
6000 operations
Mechanical durability (at no load)
20 000 operations
Manufacturer product status
Commercialized
Rated Voltage (AC) - Phase-to-phase
440 V
Compliant with standard(s)
IEC60898-1
EN60898-1
IEC60947-2
UL1077
CSA22.2No.235
EN60898-1
IEC60947-2
UL1077
CSA22.2No.235
Related Documents
| Name | Last Update | Language |
|---|---|---|
| ABB - System M Pro Compact - DIN Rail components | 18 Oct 2020 | English (US) |
| ABB - S200 - Catalogue pages.pdf | 18 Oct 2020 | English (US) |