3B3UR datasheet, PDF - EEWORLD Datasheet

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3B3UR: DescriptionCircuit Breakers 3A,MCB B CHAR 3PL 480Y/277VAC, UL1077; CategoryCircuit protection; File Size1MB，1 Pages; ManufacturerAltech; Websitehttp://www.altechcorp.com/

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Circuit Breakers 3A,MCB B CHAR 3PL 480Y/277VAC, UL1077

3B3UR Parametric

Parameter Name	Attribute value
Product Category	Circuit Breakers
Manufacturer	Altech
RoHS	Details
Product	Circuit Protection Devices
Type	B-Trip
Current Rating	3 A
Voltage Rating AC	277 VAC
Number of Poles	3 Pole
Actuator Type	Handle
Operating Temperature Range	- 25 C to + 55 C
Illuminated	Not Illuminated
Mounting Style	DIN Rail
Factory Pack Quantity	4
Termination Style	Box Clamp, Ring Tongue

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UR-Series - UL1077 Recognized Supplementary Protector -

3 pole B-Trip

UL Recognized

Three Pole

Minutes

E137915

Standard Pack:

Weight:

0.3A - 32A

1.75kg (3.86 lb.)

40A - 63A

2.07kg (4.56 lb.)

Rated

Current

0.5A

1.0A

2.0A

3.0A

4.0A

5.0A

6.0A

8.0A

10A

12A

13A

15A

16A

20A

25A

30A

32A

40A

50A

60A

63A*

Type/

Cat. No.

3B05UR

3B1UR

3B2UR

3B3UR

3B4UR

3B5UR

3B6UR

3B8UR

3B10UR

3B12UR

3B13UR

3B15UR

3B16UR

3B20UR

3B25UR

3B30UR

3B32UR

3B40UR

3B50UR

3B60UR

3B63UR

Rated

Voltage

480Y/277V AC

1.13-1.45xI

Thermal Overload

“Must Trip” < 1 hr = 145% RC

“Must Not Trip” > 1 hr = 113% RC

Tripping time t

0.4

-1

4x10

-2

Seconds

-2

4x10

-3

6 8 10

100

Multiple of Rated Current

0.5A Through 10A Rated Current

63A is not UL Recognized.

Minutes

1.13-1.45xI

UR - Series

Voltage Rating

Short Circuit Withstand Rating

0.5-60A / 480Y/277V AC

0.5 - 10A (RC): 10 kA with no back-up fuse

8 - 63A (RC): 10 kA with UL-listed Class J back-up fuse;

5 kA with no back-up fuse

Calibration Temperature

Ambient Temperature

Storage Temperature

Terminal Torque (min/max)

Electrical Life

Mechanical Life

Vibration Resistance

30ºC (86ºF)

-25ºC to +55ºC (-13ºF to 131ºF )

-40ºC to +70ºC (-40ºF to 158ºF )

2 Nm (17.7 lb.in.) / 2.5Nm (22.2 lb.in)

Seconds

Tripping time t

Thermal Overload

“Must Trip” < 1 hr = 145% RC

“Must Not Trip” > 1 hr = 113% RC

0.4

-1

4x10

-2

4x10

-3

6000 switching cycles ON/ OFF

10000 switching cycles ON/ OFF

> 15g according to DIN EN 60069-2-59 during a load with 1.05 x IN

Resistance to mechanical shocks

25g @ 11ms

6 8 10

100

Multiple of Rated Current

12A Through 63A Rated Current

44 mm

25.5 mm

37.5 mm

“B” Magnetic Trip Parameters

Rated current 0.5A to 63A.

1. Hold for a minimum of 100ms at surge of 3 times rated current.

2. Trip in under 100ms at 5 times rated current.

89.3 mm

34.5 mm

Short Circuit Withstand Ratings

for R-Series Supplementary Protector

45 mm

36.8 mm

Backup Protection

Trip

Curve

Amp

Range

0.5 - 10A

12 - 60A

UL-Listed

Class J Fuse

up to 10kA

70A

4xRC*

No Backup Fuse

Required

up to:

10kA

5kA

36.5 mm

44.5 mm

52.5 mm

All

3 Pole

14.5 mm

30.5 mm

44 mm

68.4 mm

*up to nearest rated current

3B3UR Related Products

	3B3UR	3B12UR	3B2UR	3B05UR
Description	Circuit Breakers 3A,MCB B CHAR 3PL 480Y/277VAC, UL1077	Circuit Breakers 12A,MCB B CHAR 3PL 480Y/277VAC, UL1077	Circuit Breakers 2A,MCB B CHAR 3PL 480Y/277VAC, UL1077	Circuit Breakers 0.5A,MCB B CHAR 3PL 480Y/277VAC, UL1077
Product Category	Circuit Breakers	Circuit Breakers	Circuit Breakers	Circuit Breakers
Manufacturer	Altech	Altech	Altech	Altech
RoHS	Details	Details	Details	Details
Product	Circuit Protection Devices	Circuit Protection Devices	Circuit Protection Devices	Circuit Protection Devices
Type	B-Trip	B-Trip	B-Trip	B-Trip
Current Rating	3 A	12 A	2 A	500 mA
Voltage Rating AC	277 VAC	277 VAC	277 VAC	277 VAC
Number of Poles	3 Pole	3 Pole	3 Pole	3 Pole
Actuator Type	Handle	Handle	Handle	Handle
Operating Temperature Range	- 25 C to + 55 C	- 25 C to + 55 C	- 25 C to + 55 C	- 25 C to + 55 C
Illuminated	Not Illuminated	Not Illuminated	Not Illuminated	Not Illuminated
Mounting Style	DIN Rail	DIN Rail	DIN Rail	DIN Rail
Factory Pack Quantity	4	4	4	4
Termination Style	Box Clamp, Ring Tongue	Box Clamp, Ring Tongue	Box Clamp, Ring Tongue	Box Clamp, Ring Tongue

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