2ZNU03 datasheet, PDF - EEWORLD Datasheet

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2ZNU03: DescriptionCircuit breaker.3A mcb zchar 1P+N 277vac ul508; CategoryTopical application Mechanical and electrical/engineering/automation; File Size89KB，2 Pages; ManufacturerAltech; Websitehttp://www.altechcorp.com/; Environmental Compliance

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2ZNU03 Overview

Circuit breaker.3A mcb zchar 1P+N 277vac ul508

2ZNU03 Parametric

Parameter Name	Attribute value
Maker	Altech
Product Category	breaker
RoHS	yes
Current rating	0.3 Am
Voltage rating	277 VoltsAC
Number of poles	2 Poles
Trip time	0.1 s
Installation style	DIN Rail
Actuator type	Handle
Termination type	Screw
Medium strength	125 V
Features	Relatively short thermal trip delays and very high magnetic trip points
length	91.5 mm
product	Thermal Magnetic Circuit Breakers
series connection	2ZN
width	35 mm

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Z-TRIP

CHARACTERISTICS

Application Examples:

ONE POLE

ONE POLE PLUS NEUTRAL

Semiconductors, components which

fail-short

(vs. fail-open),

and

components/devices with low surge-

current and short circuit withstand

capabilities. Relatively short thermal

delay and very low magnetic trip point.

Type Designation

2

—

(a)

Z

—

(b)

N

—

(c)

U

—

(d)

30

—

(e)

1Z

Rated

Current

0.3A

0.5A

0.75A

0.8A

❶

1.0A

1.6A

2.0A

2.5A

3.0A

3.5A

4.0A

5.0A

6.0A

8.0A

10A

12A

❶

12.5A

13A

15A

❶

16A

20A

25A

30A

❶

32A

40A

50A

60A

❶

63A

277VAC

0.3-32A (RC): 10kA with UL-listed

RK5 back-up fuse or MCCB

0.3-10A (RC): 10kA; 12-32A (RC): 5kA

no branch circuit protection required

0.3-32A (RC): 10kA

10000 ON/OFF operations

❷

40°C (104°F)

10/0.3A - 32A = 1.4kg (3.1 lb.)

40A - 63A = 1.6kg (3.5 lb.)

Top: 18-3 AWG; Bottom: 18-2 AWG

20 lb.in.

Type/

Cat. No.

1ZU03

1ZU05

1ZU075

NA

1ZU1

1ZU1.6

1ZU2

1ZU2.5

1ZU3

1ZU3.5

1ZU4

1ZU5

1ZU6

1ZU8

1ZU10

1ZU12

1ZU125

1ZU13

1ZU15

1ZU16

1ZU20

1ZU25

1ZU30

1ZU32

1ZU40

1ZU50

NA

Approvals

UL

2ZN

Type/

Cat. No.

2ZNU03

2ZNU05

2ZNU075

NA

2ZNU1

2ZNU1.6

2ZNU2

2ZNU2.5

2ZNU3

2ZNU3.5

2ZNU4

2ZNU5

2ZNU6

2ZNU8

2ZNU10

2ZNU12

2ZNU125

2ZNU13

2ZNU15

2ZNU16

2ZNU20

2ZNU25

2ZNU30

2ZNU32

2ZNU40

2ZNU50

NA

277VAC

0.3-32A (RC): 10kA with UL-listed

RK5 back-up fuse or MCCB

0.3-10A (RC): 10kA; 12-32A (RC): 5kA

no branch circuit protection required

0.3-32A (RC): 10kA

10000 ON/OFF operations

❷

40°C (104°F)

5/0.3A - 32A = 1.3kg (2.9 lb.)

40A - 63A = 1.45kg (3.2 lb.)

Top: 18-3 AWG; Bottom: 18-2 AWG

20 lb.in.

Approvals

UL

(a)

= Number of Poles

(b)

= Trip Characteristic

(c)

= Blank: without neutral pole

= N:

(d)

= U:

= R:

with neutral pole

UL/CSA version

ring tongue terminals,

UL

UL/CSA version

= Blank: European version

(e)

= Rated Current

Approvals:

UL508 Listed

*

Voltage Rating

❸

Interrupting Capacity

(UL/CSA - Ratings)

Group Short Circuit

(UL/CSA - Ratings)

Interrupting Capacity (VDE - Ratings)

Mechanical Endurance

Calibration Temperature

Standard Pack and Weight

Terminal Size Acceptability

Terminal Torque

Basic Dimensions (Elevation View)

❶

Not European standard rating.

❷

Please refer to page 21 for specific

applications.

❸

DC rating (Manufacturer’s self certification):

91.5 mm

(3.60 in.)

91.5 mm

(3.60 in.)

One pole 48VDC, two pole series 125VDC

* UL and CSA Pending

18

17.5 mm (0.69 in.)

35 mm (1.38 in.)

Altech Corp.

®

• 35 Royal Road • Flemington, NJ 08822-6000 • Phone (908)806-9400 • FAX (908)806-9490 • www.altechcorp.com

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