Yueqing long road electric co.,Ltd

AM2 Series Moulded Case Circuit Breaker

Category:- Moulded Case Circuit Breaker

Tel:+0086.577.61566899

Address:No#221,Wei 17 ROAD,Economic Develop Zone YueQing CITY ZHEJIANG PROVINCE ,CHINA

Intro: AM2 series moulded case circuit breaker is one of breaker which adopts international ad-vanced design, manufacture technology to develop. The rated insulating voltage is 750V, suit-able for AC 50Hz(60Hz),rated working voltage 690V or below, rated working current is 12.5A to1250A of circuit and used in distributing electric energy, and non-frequent breaking in the nor-mal conditions , protecting the current& equipment from overload&under voltage, circuit breakerwith rated frame current 400A or below,can be used in mousecage motor's non-frequent start,breaking during working, protecting motor from overload, short circuit&undervoltage,the prod-uct conforms to IEC60947-2 standard.


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Product Detail:

1.Application
AM2 series moulded case circuit breaker is one of breaker which adopts international ad-vanced design, manufacture technology to develop. The rated insulating voltage is 750V, suit-able for AC 50Hz(60Hz),rated working voltage 690V or below, rated working current is 12.5A to1250A of circuit and used in distributing electric energy, and non-frequent breaking in the nor-mal conditions , protecting the current& equipment from overload&under voltage, circuit breakerwith rated frame current 400A or below,can be used in mousecage motor's non-frequent start,breaking during working, protecting motor from overload, short circuit&undervoltage,the prod-uct conforms to IEC60947-2 standard.
2.Main Technical Specifications

Type

Pole number

Rated insulating voltage(V)

Rated operating voltage(V)

Rated ultimate short circuit breaking capacity Icu (KA) at 380/415V

Rated servies short circuit breaking capacity Ics at 380/415V(KA)

Operation performance

Utilization category

ON

OFF

AM2-100N

3, 4pole

750

690 and below

25

25

1500

8500

A

AM2-100H

70

70

AM2-100L

150

150

AM2-160N

36

36

1000

7000

AM2-160H

70

70

AM2-160L

150

150

AM2-250N

36

36

1000

7000

AM2-250H

70

70

AM2-250L

150

150

AM2-400N

45

45

1000

4000

AM2-400H

70

70

AM2-400L

150

150

AM2-630N

45

45

1000

4000

AM2-630H

70

70

AM2-630L

150

150

AM2-1250N

3 pole

50

37.5

1000

4000

AM2-1600N

50

37.5

Note:1. The N-pole breaker has no protection which closing and opening with the other three poles. 2. The type of thermal magnetic for AM2-400/630 has no four poles.
3 Trip units main technical parameter
Thermal magnetic release

20160312152519_0745.png

Type

Rated currentIn(A)

Note

AM2-100

12.5,16,20,25,32,40,50,63,80,100

Tadjustable (0.8~1In)M adjustable (5~10In)

AM2-160

16,20,25,32,40,50,63,80,100,125,160

AM2-250

160,180,200,225,250

AM2-400

315,350,400

AM2-630

400,500,630

AM2-1250

800,1000,1250

Tadjustable (0.8~1In)M fixed

AM2-1600

1000,1250,1600

Electronic release
AM2 22SE: protection of low-voltage distribution networks for AM2-100\160\250
20160312152519_0746.png

1. Overload protection with adjustable threshold
2. Short-circuit protection with adjustable threshold
3. Load indication : light at 90% of Ir setting threshold;
Flashing at 105% or more of Ir setting threshold

Type

Rated current In(A)

Note

AM2-100

40,100

Ir=0.4~1×In(adjustable 48 setting)
Tripping between 1.05~.3×Ir (IEC60947-2)
(Long-time overload protection)
Im=2-3-4-5-6-7-8-10×Ir
(Short-circuit protection)

AM2-160

40,100,160

AM2-250

40,100,160,250

AM2 22ME: protection of motor for AM2-100\160\250
20160312152519_0747.png

1. Overload protection with adjustable threshold, as defined by IEC60947-4 (2) tripping class 10
2. Short-circuit protection with fixed threshold (13xIr)
3. phase failure protection (tripping time delay between 3.5s-6s)
4. Load indication : dark less than 105% of Ir setting threshold; 
Flashing at 105% or more of Ir setting threshold

Type

Rated current In(A)

Note

AM2-100

40,50,80,100

Ir=0.6-0.63-0.67-0.71-0.75-0.80-0.85-0.90-0.95-1×In

AM2-160

40,50,80,100,150

AM2-250

40,50,80,100,150,220

AM2 23SE: protection of low-voltage distribution networks for AM2-400\630
20160312152519_0748.png

1. Overload protection with adjustable threshold
2. Short-circuit protection with adjustable threshold
3. Load indication : light at 90% of Ir setting threshold;
Flashing at 105% or more of Ir setting threshold

Type

Rated current In(A)

Note

AM2-400

400

Ir=0.4~1×In(adjustable 48 setting)
Tripping between 1.05~1.3×Ir (IEC60947-2)
(Long-time overload protection)
Im=2-3-4-5-6-7-8-10×Ir
(Short-circuit protection)

AM2-630

630

AM2 53UE: protection of low-voltage distribution networks for AM2-400\630
20160312152519_0749.png

1. Overload protection with adjustable threshold, as defined by IEC60947-2
2. Short-circuit protection with adjustable threshold
3. Instantaneous short-circuit protection
4. Earth fault protection with adjustable threshold
5. Load indication : light at 90% of Ir setting threshold;
Flashing more than Ir setting threshold
6. Fault indication
LEDs indicates the type of fault that caused tripping
Overload (LT protection) or abnormal component temperature (>Ir);
Short-circuit (ST or instantaneous protection)( >Im);
Earth fault (if earth fault protection option is present)(Ig);
Microprocessor malfunction (both (>Ir) and ( >Im) LEDs go on ,plus the (Ig) LEDs if earth fault protection option is present )
Battery powered. Spare battery are supplied in an adapter box. When a fault occurs , the LED indicating the type of fault ,lights for about 10 minutes . The information is however stored in memory . The LED can be illuminated by pressing the test pushbutton. The LED automatically goes off and the memory is cleared when the circuit breaker is reset .

Type

Rated current In(A)

Note

AM2-400

400

Ir=0.4~1×In(adjustable 48 setting)
Tripping between 1.05~1.3×Ir (IEC60947-2)
at 6×Ir Trip time: 1s, 2s, 4s, 8s, 16s(adjustable)
(Long-time overload protection)
Isd=1.5-2-3-4-5-6-7-8-10×Ir
Trip time: 0s, 0.1s, 0.2s, 0.3s adjustable+I2t
(Short-circuit short time delay protection)
Ii=1.5-2-3-4-6-7-8-10-11×Ir
(Instantaneous short-circuit protection)
Ig=0.1-0.2-0.3-0.4-0.5-0.6-0.7-0.8-1×Ir
Trip time: 0.1s, 0.2s, 0.3s, 0.4s adjustable+I2t
(Earth fault protection) (If option is present)

AM2-630

630

AM2 43ME: protection of motor for AM2-400\630
20160312152519_07410.png

1. Overload protection with adjustable threshold, as defined by IEC60947-4 (2) tripping class 10A,10 and 20
2. Short-circuit protection with adjustable threshold (6...13xIr)
3. Phase failure protection (built-in electronic release: operates unbalanced single-phase currentat 40% and more than )(tripping time delay 4s¡À10%),as defined by IEC60947-4.1
4. Load indication : Flashing more than Ir setting threshold
5. Fault indication
LEDs indicates the type of fault that caused tripping
Overload (LT protection) or abnormal component temperature (>Ir);
Short-circuit (ST or instantaneous protection)( >Im);
Phase failure (right LED);
Microprocessor malfunction ( (>Ir) ( >Im) and phase failure LEDs all go on )
Battery powered. Spare battery are supplied in an adapter box. When a fault occurs ,the LEDindicating the type of fault ,lights for about 10 minutes . The information is however stored inmemory . The LED can be illuminated by pressing the test pushbutton. The LED automaticallygoes off and the memory is cleared when the circuit breaker is reset .

Type

Rated current In(A)

Note

AM2-400

400

Ir=0.4~1×In(adjustable 48 setting)
Trip degree: class 10A, 10,20(IEC60947-4)
(Long-time overload protection)
Im=6-7-8-9-10-11-12-13×Ir
(Short-circuit protection)

AM2-630

630

4.Accessories

Accessories

Rated operating voltage

Consumption

For type

Pick-up

Seal-in

Shunt release(MX)

24V
100V
220/230V
380/400V

<10VA

<5VA

AM2-100~630

Under-voltagerelease(UN)

220/230V
380/400V

<10VA

<5VA


Accessories

Rated operating voltage

Consumption

For type

AC12

AC15

Auxiliary contact(OF)

380/400V

6

3

AM2-100~630

Alarm contact(AL)

380/400V

6

3

Rotary handle
Direct rotary handle
Degree of protection:IP40 
Function: 
1) suitability for isolation 
2) indication of three positions 0(off) I(on) and tripped 
3) press "push to trip" button, can trip-free
4) visibility of and access to trip unit settings 
5) the circuit breaker can be locked in the off position by one to three padlocks , diameter 5 to 8mm(not supplied)
Extended rotary handle
Degree of protection:IP55
Function: 
1) Suitability for isolation
2) Indication of three positions 0(off) I(on) and tripped
3) Visibility of and access to trip unit settings when the door is open
4) Door opening prevented when circuit breaker is on
5) The circuit breaker can be locked in the off position by one to three padlocks , diameter 5 to 8mm(not supplied).Locking prevents opening of the switchboard door
5.Installation
Circuit breaker may be mounted vertically, horizontally or flat on their back without any derating of characteristics.
6.Fix
Mounting on backplate , mounting on rails
7.Connection
Front panel connection , black panel connection , plug-in connection 
8. Outline and Installation Dimension


20160312152519_07411.png

20160312152519_07412.png

20160312152519_07413.png

20160312152519_07414.png

20160312152519_07415.png

20160312152519_07416.png

mm

C

C1

C2

C3

G

G1

G4

G5

H

H1

H2

AM2 100/160/250N/H/L

29

76

54

108

62.5

125

70

140

80.5

161

94

AM2 400/630N/H/L

41.5

116

92.5

184

100

200

113.5

227

127.5

255

142.5


mm

H3

H4

H5

H6

H7

K

K1

K2

L

L1

L2

P1

P2

P4

P5

AM2 100/160/250N/H/L

188

160.5

321

178.5

357

17.5

35

70

52.5

105

140

81

86

111*

83

AM2 400/630N/H/L

285

240

480

237

474

22.5

45

90

70

140

185

95.5

110

168

107


mm

P6

R

R1

R2

R4

R5

φT

φT4

(Ue)

AM2 100/160/250N/H/L

88

14.5

29

54

108

143

6

22

≤32

AM2 400/630N/H/L

112

31.5

63

71.5

143

188

6

32

≤32

*P4=126 is suitable for=AM2 250N/H/Lv


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