ABB S201U-K20 System Pro M compact® Branch Miniature Circuit Breaker; 20 Amp, 240 Volt AC, 1-Pole, DIN Rail Mount

*Images are representative of products listed and may not be actual product.



Ready to Ship

Need more? Additional inventory ships in 10 business days.

Add to Shopping List

Your Price
$141.86 / each

Vendor: ABB
Cat #: S201U-K20
Part #: 181009
SKU: 229485
UPC #: 662019169453

Product Details

Dimension: 17.5 mm Width x 71 mm Depth x 92 mm Height
Fast breaking time (2.3 - 2.5 ms)
Bus connection system
Finger safe terminals
Multi-function terminals
Suitable for reverse feed
Energy limiting class 3
ON/OFF contact position indication

ABB System Pro M compact 1-Pole Branch miniature circuit breaker limits current and features two different tripping mechanisms like the delayed thermal tripping mechanism for overload protection and the electro mechanic tripping mechanism for short circuit protection. It measures 17.5 mm x 71 mm x 92 mm. It has an ambient operating temperature of -25 to 55 deg C and can be stored at a temperature of -40 to 70 deg C. It withstands two shocks for 13 milli-seconds. Circuit breaker has 90% - 96% efficiency for 28 cycles at 55 deg C and 95% - 100% efficiency for 28 cycles at 25 deg C. It is rated at 20 Amps, 240 VAC. It has a power loss of 2.9 Watts and a power loss of 2.9 Watts per pole. It has a phase-to-phase insulation voltage rating of 500 Volts and an operational voltage rating of 12 - 440/253 VAC. It operates at a frequency of 50/60 Hz. It operates at a frequency of 50/60 Hz.

Circuit breaker has a short circuit current rating of 10 kilo-Amps, ultimate short circuit breaking rating of 10 kilo-Amps and a service short circuit breaking rating of 7.5 kilo-Amps. It has 3 deg pollution. Impulse withstand voltage rating is 4 kilo-Volts, 6.2 kilo-Volts at sea level and 5 kilo-Volts at 2000 m. It can withstand a dielectric test voltage of 2 kilo-Volts at 50/60 Hz for one minute. It features insulation group I, RAL 7035 housing and insulation group II, black, sealable actuator that has I/O marking. Circuit breaker has ON/OFF circuit breaker indicator. It has failsafe bi-directional cylinder-lift screw terminal. It has a tightening torque of 25 Inch-lb. It can be mounted onto DIN rail TH35-7.5 and DIN rail TH35-15 that measures 35 mm x 7.5 mm.

Circuit breaker can accommodate a bush bar of size 18-8 AWG, rigid/standard conductor of size 18-4 AWG and flexible/flexible with ferrule conductor of size 0.75 - 16 It comes in overvoltage category III and is compatible with Pozidriv 2 screwdriver. It features an electrical endurance of 20000 AC cycles and a mechanical endurance of 20000 cycles. It has a magnetic trip range of 160 - 240 Amps and a thermal trip range of 21 Amps. It has type K tripping characteristic. It has UL/CSA certified maximum operating voltage rating of 240 VAC. It is IP20/IP40 rated. Circuit breaker meets IEC/EN/UL/CSA/RoHS standards.

Product Specifications

100% Rated No
Actuator Insulation Group II, Black, Sealable, I/O Marking
Alarm Switch Optional
Alternate Part Number S201UK20
Amperage 20 A
Amperage Rating 20 Amp
Amps 20
Application For Commercial and Industrial Purpose
Approvals UL;CSA;IEC
Auxillary Switch Optional
Busbar Optional
CSA Standard 22.2
Catalog Description 1 pole, 20 amps rated at 240 VAC, UL 489 series miniature circuit breaker with thermal-magnetic trip device, K trip curve, and 10kA interrupt current rating
Catalog Number S201U-K20
Class UL 489
Commodity Code 32331
Competitor Part No. ABBS201UK20
Connection Failsafe Bi-directional Cylinder-lift Screw Terminal
Country of Origin DE
Degree Of Protection IP20, IP40 with Cover
Dimension 17.5 mm Width x 71 mm Depth x 92 mm Height
Enclosure IP20, IP40 With Cover
Environmental Conditions -40 to 70 deg C Storage Temperature, Pollution Degree 3, 28 cycles with 55 deg C / 90-96% and 25 deg C / 95-100%
Frequency Rating 50/60 Hz
GTIN 00662019169453
H X W X D (in.) 3.46 x .69 x 2.98
Height 92
Housing Insulation Group I, RAL 7035
IEC Standard 898, 947
In Stock Yes
Interrupt Rating 10 Kilo-Amp, 7.5 Kilo-Amp Service
Interrupt Rating AC 10000
Interrupting Rating 10 Kiloampere
Invoice Description English MCB 1P K 20A 240 BCPD
Ir @ 120 Vac 10
Ir @ 240 Vac 10
Item Branch Miniature Circuit Breaker
Item Category Circuit Breakers
Item Number S201U-K20
Length 71
Material Insulation Group I, RAL 7035
Mfr/Vendor ABB
Model S200
Mounting DIN-Rail
Net Weight 4.6 oz
Neutral Pole No
Number Of Poles 1
Number of Poles 1
Operating Temperature -25 To +55
Picture No. circ_mini_s201u
Poles 1
Power Loss 2.9 Watt
Protection Branch Circuit
Series S200U
ShortDescriptionStripped ABB-S201U-K20-System-Pro-M-compact-Branch
Shunt Trip Optional
Special Features UL current limiting
Standard UL 489
Standards UL 489, CSA C22.2 No.5, CE Certified, IEC/EN 60947-2 Approved, RoHS Compliant, UL File E212323
Sub Brand System Pro M compact®
Subcategory Miniature
Temperature Rating -25 to 55 deg C
Terminal Type Screw
Terminals Included Line / Load
Torque Rating 25 Inch-lb
Trip Curve K [show info] K [hide info]
Trip Range 160 - 240 Amp (Magnetic), 21 Amp (Thermal)
Trip Type K-Curve, Thermal-Magnetic
Trip Unit Fixed Thermal / Fixed Magnetic
Type S200U Series
UL Standard 489 [show info] 489 [hide info]
UPC 662019169453
Undervoltage Release No
Voltage Rating 240 Volt AC
Volts AC 240
Width 17.5
Wire Size 18-8 AWG Busbar, 18-4 AWG Conductor
description AB S201UK20 MCB 1P K 20A 240 BCPD
feature#1 Dimension: 17.5 mm Width x 71 mm Depth x 92 mm Height
feature#2 Fast breaking time (2.3 - 2.5 ms)
feature#3 Bus connection system
feature#4 Finger safe terminals
feature#5 Multi-function terminals
feature#6 Suitable for reverse feed
feature#7 Energy limiting class 3
feature#8 ON/OFF contact position indication