CUMC20-01

Thermal Magnetic Circuit Breaker, British General - Single Pole MCBs, 20 A, 1 Pole, 230 V

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Manufacturer: BG ELECTRICAL
Product type: Thermal Magnetic Circuit Breakers
No. of Poles: 1 Pole
Product Range: British General - Single Pole MCBs
Current Rating: 20A
Voltage Rating VAC: 230V
Circuit Breaker Mounting: DIN Rail

Delivery and price
Units per pack	1
Price	2.84 €
Current stock	10+
Lead time	7 days

Datasheet

## Technical Data 

## Circuit Protection - MCBs 

## Brief product description: 

A range of thermo-magnetic, current limiting MCBs available with Type B or C operating characteristics, which provides overload and short circuit protection. 

All MCBs have a positive contact status indicator, i.e. when green window is visible this indicates that there is a 4mm contact gap. 

## Features: 

- Stylish modern profile, matches all other BG devices. 

- Positive contact status indicator 

- Available from 6 to 50A rating 

- Available in B or C type 

- Lockable dolly switch 

- Large terminal capacity 

|Technical Specifications||
|---|---|
|Standard(s)|EN/IEC 60898|
|Rating|6,10,16,20,32,40 and 50A|
|BreakingCapacity|6000A|
|Rated Voltage|230/400V a.c. 50Hz|
|Rated Insulated Voltage|500V|
|Rated Impulse Withstand V|Uimp6000V|
|EnergyLimitingClass|3|
|Ambient Temperature|-5ºC to +40 ºC|
|OperatingCharacteristics|Type B - Magnetic Operating3 to 5 times In(current rating)|
||Type C - Magnetic Operating5 to 10 times In(current rating)|
|No. of Poles|1P|
|Trip|Thermal/Magnetic release|
|IP Rating|IP20|
|Terminal Capacity|6-20A -  16mm², 32-50A -  25mm²,|
|Terminal Torque|2NM|
|Installation|Mountingon 35mm DIN rail|
|Size|17.5mm width|
|Endurance Operations|Electrical 4,000, Mechanical 10,000|



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## Circuit Protection - MCBs 

## Packaging Information 

|Packaging Informationging Informationing Informationg InformationInformation|Packaging Informationging Informationing Informationg InformationInformation|Packaging Informationging Informationing Informationg InformationInformation|Packaging Informationging Informationing Informationg InformationInformation|Packaging Informationging Informationing Informationg InformationInformation|Packaging Informationging Informationing Informationg InformationInformation|Packaging Informationging Informationing Informationg InformationInformation|Packaging Informationging Informationing Informationg InformationInformation|Packaging Informationging Informationing Informationg InformationInformation|Packaging Informationging Informationing Informationg InformationInformation|Packaging Informationging Informationing Informationg InformationInformation|
|---|---|---|---|---|---|---|---|---|---|---|
|Cat No.<br>Description<br>PackagingType<br>Pack Quantity<br>Barcode|||||||||||
|||Product<br>Inner Box<br>Outer Box|||Each<br>Inner<br>Box<br>Outer<br>Box|||Individual<br>Inner Box<br>Outer Box|||
|CUMB6|MCB 6A B Type|nil|Printed Box|Printed Box|N/A|10|100|N/A|5050765025188|5050765029223|
|CUMB10|MCB 10A B Type|nil|Printed Box|Printed Box|N/A|10|100|N/A|5050765025195|5050765029230|
|CUMB16|MCB 16A B Type|nil|Printed Box|Printed Box|N/A|10|100|N/A|5050765025201|5050765029247|
|CUMB20|MCB 20A B Type|nil|Printed Box|Printed Box|N/A|10|100|N/A|5050765025218|5050765029254|
|CUMB32|MCB 32A B Type|nil|Printed Box|Printed Box|N/A|10|100|N/A|5050765025225|5050765029261|
|CUMB40|MCB 40A B Type|nil|Printed Box|Printed Box|N/A|10|100|N/A|5050765025232|5050765029278|
|CUMB50|MCB 50A B Type|nil|Printed Box|Printed Box|N/A|10|100|N/A|5050765025249|5050765029285|
|CUMC6|MCB 6A C Type|nil|Printed Box|Printed Box|N/A|10|100|N/A|5050765029087|5050765029292|
|CUMC10|MCB 10A C Type|nil|Printed Box|Printed Box|N/A|10|100|N/A|5050765029094|5050765029308|
|CUMC16|MCB 16A C Type|nil|Printed Box|Printed Box|N/A|10|100|N/A|5050765029100|5050765029315|
|CUMC20|MCB 20A C Type|nil|Printed Box|Printed Box|N/A|10|100|N/A|5050765029117|5050765029322|
|CUMC32|MCB 32A C Type|nil|Printed Box|Printed Box|N/A|10|100|N/A|5050765029124|5050765029339|
|CUMC40|MCB 40A C Type|nil|Printed Box|Printed Box|N/A|10|100|N/A|5050765029131|5050765029346|
|CUMC50|MCB 50A C Type|nil|Printed Box|Printed Box|N/A|10|100|N/A|5050765029148|5050765029353|



## Weights & Dimensions 

|Weights & Dimensionsghts & Dimensionshts & Dimensions|Weights & Dimensionsghts & Dimensionshts & Dimensions|Weights & Dimensionsghts & Dimensionshts & Dimensions|Weights & Dimensionsghts & Dimensionshts & Dimensions|Weights & Dimensionsghts & Dimensionshts & Dimensions|Weights & Dimensionsghts & Dimensionshts & Dimensions|Weights & Dimensionsghts & Dimensionshts & Dimensions|Weights & Dimensionsghts & Dimensionshts & Dimensions|Weights & Dimensionsghts & Dimensionshts & Dimensions|Weights & Dimensionsghts & Dimensionshts & Dimensions|Weights & Dimensionsghts & Dimensionshts & Dimensions|
|---|---|---|---|---|---|---|---|---|---|---|
|Weights & Dimensionsghts & Dimensionshts & Dimensions|||||||||||
|Cat No.<br>Description<br>Dimension (W x L x H) cm<br>Weight (g)<br>CMB (m3)|||||||||||
|||Product<br>Inner Box<br>Outer Box|||Each<br>Inner<br>Box<br>Outer<br>Box|||Individual<br>Inner Box<br>Outer Box|||
|CUMB6|MCB 6A B Type|/|Xx x Xx x XX|Xx x Xx x XX|XXX|XXX|XXXX|XXXXXXXX|XXXXXXXX|XXXXXXXX|
|CUMB10|MCB 10A B Type||||||||||
|CUMB16|MCB 16A B Type||||||||||
|CUMB20|MCB 20A B Type||||||||||
|CUMB32|MCB 32A B Type||||||||||
|CUMB40|MCB 40A B Type||||||||||
|CUMB50|MCB 50A B Type||||||||||
|CUMC6|MCB 6A C Type||||||||||
|CUMC10|MCB 10A C Type||||||||||
|CUMC16|MCB 16A C Type||||||||||
|CUMC20|MCB 20A C Type||||||||||
|CUMC32|MCB 32A C Type||||||||||
|CUMC40|MCB 40A C Type||||||||||
|CUMC50|MCB 50A C Type||||||||||



## Instructions 

To fit devices onto DIN rail, fit top of device onto rail first and then push down bottom of device until retaining device clip ‘clicks’ and locks onto DIN rail. To remove devices, pull out retaining device clip from bottom of MCB (using flat screwdriver) and remove by lifting bottom part of MCB first. 

## Additional Information 

## MCB Curves: 

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Updated at February 9, 2023

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