2D8UR datasheet, PDF - EEWORLD Datasheet

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2D8UR: DescriptionCircuit Breakers 8A,MCB D CHAR 2PL 480Y/277VAC, UL1077; CategoryCircuit protection; File Size1MB，1 Pages; ManufacturerAltech; Websitehttp://www.altechcorp.com/

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2D8UR Overview

Circuit Breakers 8A,MCB D CHAR 2PL 480Y/277VAC, UL1077

2D8UR Parametric

Parameter Name	Attribute value
Product Attribute	Attribute Value
Manufacturer	Altech
Product Category	Circuit Breakers
RoHS	Details
Product	Circuit Protection Devices
Type	D-Trip
Current Rating	8 A
Voltage Rating AC	277 VAC
Number of Poles	2 Pole
Actuator Type	Handle
Minimum Operating Temperature	- 25 C
Maximum Operating Temperature	+ 55 C
Illuminated	Not Illuminated
Termination Style	Box Clamp, Ring Tongue
Mounting Style	DIN Rail
Factory Pack Quantity	6

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UR-Series - UL1077 Recognized Supplementary Protector -

2 pole D-Trip

UL Recognized

Minutes

E137915

Two Pole

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.

2D05UR

2D1UR

2D2UR

2D3UR

2D4UR

2D5UR

2D6UR

2D8UR

2D10UR

2D12UR

2D13UR

2D15UR

2D16UR

2D20UR

2D25UR

2D30UR

2D32UR

2D40UR

2D50UR

2D60UR

2D63UR

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

3 4 5 6 8

10 16

100

Multiple of Rated Current

0.3A Through 10A Rated Current

63A is not UL Recognized.

Minutes

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;

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

1.13-1.45xI

Thermal Overload

“Must Trip” < 1 hr = 145% RC

“Must Not Trip” > 1 hr = 113% RC

5 kA with no back-up fuse

0.4

-1

4x10

-2

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

-2

4x10

-3

Resistance to mechanical shocks

25g @ 11ms

3 4 5 6 8

10 16

100

Multiple of Rated Current

12A Through 63A Rated Current

44 mm

25.5 mm

37.5 mm

“D” Magnetic Trip Parameters

Rated current 0.5A to 63A.

1. Hold for a minimum of 100ms at surge of 10 times rated current.

2. Trip in under 100ms at 16 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

35 mm

All

2 Pole

14.5 mm

30.5 mm

44 mm

68.4 mm

*up to nearest rated current

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