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MCB (10ka) : Compact and High Breaking Capacity. Highly-Evolved Miniature Circuit Breaker

1. The document describes a miniature circuit breaker (MCB) that is compact with a high rated short circuit breaking capacity of 10,000 amps. 2. It lists the MCB's technical specifications including conforming to IEC and DIN standards, rated currents from 6-63 amps, and tripping via thermal and magnetic mechanisms. 3. The MCB has features like a state-of-the-art design, three-level on/off and trip indications, high speed breaking capacity, and terminal safety shutters to prevent wrong wiring.

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0% found this document useful (0 votes)
111 views2 pages

MCB (10ka) : Compact and High Breaking Capacity. Highly-Evolved Miniature Circuit Breaker

1. The document describes a miniature circuit breaker (MCB) that is compact with a high rated short circuit breaking capacity of 10,000 amps. 2. It lists the MCB's technical specifications including conforming to IEC and DIN standards, rated currents from 6-63 amps, and tripping via thermal and magnetic mechanisms. 3. The MCB has features like a state-of-the-art design, three-level on/off and trip indications, high speed breaking capacity, and terminal safety shutters to prevent wrong wiring.

Uploaded by

setyawan
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Compact and high breaking capacity.

Highly-evolved Miniature
Circuit Breaker.
MCB Technical Information

• Standard Conformity
IEC 60898-1 : 2008
DIN43-880

• Technical Data
Type B C D
Magnetic Release Setting (3-5) In (5-10) In (10-20) In
SP, SP+N, DP SP, SP+N, DP SP, SP+N, DP
No. of Poles (Execution)
TP, TP+N, FP TP, TP+N, FP TP, TP+N, FP
Rated Current (In) A 6A to 63A
SP:AC240/415V, SP+N:AC240V
Rated Voltage (Ue)
DP, TP, TP+N, FP:AC415V
Rated Short Circuit Breaking Capacity 10000 A
Service Short Circuit Breaking Capacity 7500 A
Energy Limitation Class 3
MCB (10kA) Tripping Mechanism Thermal & Magnetic Type
Normal Ambient Temperature 30°C
Power Loss Much less than Standard Values
Rated Impulse Voltage 4kV
Construction & Features Dielectric Strength 2000V for 1 Minute
Protection Class IP20
1. State of the art design Mounting On DIN Rail ( 35mm×7.5mm)
• Elegant appearance Connections 1sq.mm to 25sq.mm For Cu conductors
M C B

M C B
• Cover and handle in arc shape for comfortable operation
• Contact position indicating window (Clear On/Off Indicator)
2. Three level indications For On/Off & TRIP (Under Fault)
Dimensions: For Single Pole MCB - 81×18×65.5 (H×W×D) (In mm)
3. Rated short circuit capacity: 10000A (10kA)
R

R
4. Trip free mechanism
O

O
SP SP + N/DP TP TP + N/FP

5. High speed and high breaking capacity mechanism


T

T
Indicator
A

A
6. Terminal block with safety shutter. It prevents wrong wiring & burning of terminals.
L

L
7. High speed wiping contact structure
O

O
S

S
8. Bi-connect terminals at both sides give choice of using either a busbar or cable to make connection.
I

I
65.6
9. Compliant with RoHS directive defined by the European Standards.

81
81

45
10. Energy efficient MCB. Lower power loss values than IEC standard requirements.
R C C B

R C C B
• Item Codification Instantaneous
No. of Poles Rated Current No. of Elements Icn Country
Trippring 18 18 18 18 18 18 18
60
44
5.5
36 54 72
BBD 1 06 1 B H H Terminal screw M5

DIN rail mounter claw

1: SP 06: 6A 1: 1E B: B Type H: 10kA H: India


2: SP+N / DP 10: 10A 2: 2E C: C Type
BREAKER

BREAKER
Terminal height
3: TP 16: 16A 3: 3E D: D Type
4: TP+N / FP 20: 20A 4: 4E

17
25: 25A
32: 32A
SAFETY

SAFETY
40: 40A
50: 50A
63: 63A

122 123
MC B (10k A )

Panasonic MCB has been developed with


high manufacturing technology to provide safety,
comfort and energy saving.

1 5
contact contact contact Wiping Contact
Three Level Indicator CLOSE OPEN TRIP POSITION Wiping Contact Structure
Under Fault
Safety Safety

Panasonic MCB is having Three level RED GREEN WHITE Advanced wiping contact design ensures proper
indications allowing clear identification of the current flow and prevents against foreign body Foreign Body No Contact Defect

On/Off and TRIP position. The Trip position residual blockage causing potential contact defect.
helps user to identify the fault circuit.

ON Position OFF Position OFF Position Straight Contact

2 High Speed Mechanism


Safety
A 6 Safety Shutter
Safety Construction Effective

This is the mechanism of a Circuit Breaker that, Small General Breaker Fully insulated safety shutters provide safety
compared to a General Circuit Breaker, cuts off the in connection. During wiring, they guide the cable
current several times faster (High Speed) while towards the terminal clamp and the shutter gives
High Speed
suppressing the large current (current limiting) High Current
total protection.
Limiting Breaker
in respect to a large current (short circuit current)
C B

C B
when a short circuit accident occurs.
M

M
T
Fast

3 Safety & Energy Efficient


7 Double Terminal on Both Sides
R

R
O

O
Minimum let through energy in case of fault; ensuring safety Construction Effective
T

T
and longevity of downstream circuit/installation. Bus bar
A

A
Customers have the choice of using either a bus bar
L

L
Rated Energy limiting Classes or cable to make connections on both sides
O

O
Best performance of
Short-circuit 1 2 t max (A 2s) 2 2 t max (A 2s) 3 2 t max (A 2s) thus providing the ultimate flexibility.
S

S
Energy Limiting Class
capacity (A) B-Type & C-Type B-Type C-Type B-Type C-Type
(EN60898:1991
I

I
Electrical wire
A11(Sept.1994)
10000 limit specified 310000 370000 90000 110000 Indicate class 3

8
C C B

C C B
Low Power Loss
Energy Efficient

4
R

R
Handle Movement
Independent Manual Operation • Power Loss in Watt per Pole at Rated Current
ON

Safety
Rated Current
6 10 16 20 25 32 40 50 63
The handle and the contact move independently In (A)
BREAKER

BREAKER
OFF
in order to create a firm and instantaneous Contact Instantaneously
As per IEC
contact when connecting together.
A point of contact is met Instantaneously, 3 3 3.5 4.5 4.5 6 7.5 9 13
strongly and is independent of Standard (W)
Contact Movement handle speed.
SAFETY

SAFETY
Panasonic
1.2 2.1 2 1.9 2.1 2.5 3.3 4.4 5
Series (W)

124 125

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