Home Products LV Circuit Breaker

Small 3P Circuit Breaker 63A 690V Molded Case Breaker

All Products

MV Switchgear (10)

Switchgear Accessories (14)

MV Circuit Breaker (18)

LV Circuit Breaker (10)

Circuit Breaker Accessories (20)

Load Break Switch (3)

MV Disconnect Switch (3)

Earthing Switch (8)

GIS Components (2)

RMU Components (17)

Vacuum Contactor (6)

CT PT Transformer (20)

High Voltage Insulator (22)

china Ningbo Macwey Industrial Technology Co.,Ltd certification

I'm Online Chat Now

Chat Now

Small 3P Circuit Breaker 63A 690V Molded Case Breaker

Large Image : Small 3P Circuit Breaker 63A 690V Molded Case Breaker

Product Details:

Place of Origin:	China
Brand Name:	MacweyTEK
Certification:	CE,CCC
Model Number:	MKLB

Payment & Shipping Terms:

Minimum Order Quantity:	1
Price:	$10
Packaging Details:	carton & pallet
Delivery Time:	10 days
Payment Terms:	T/T
Supply Ability:	100000 pcs

Contact Now Chat Now

Detailed Product Description

Name:	3P Circuit Breaker	Rated Operating Voltage:	400V/690V
Ated Current:	Up To 1600A	Product Features:	Compact Design, Vibration Resistant
Standards:	GB/T 14048.2 And IEC60947-2	Series:	MKLB
Highlight:	Small 3P Circuit Breaker , 3P Circuit Breaker 63A , 690V Molded Case Breaker

63A 690V 3P Molded Case Circuit Breaker MCCB with High Breaking Capacity and Isolation Function

The MKLB series molded case circuit breaker is our advanced circuit protection solution, incorporating international design and manufacturing technology. Available in L-type (standard), M-type (higher breaking), and H-type (current limiting) variants based on rated ultimate short circuit breaking capacity (Icu).

Product Features

Suitable for AC 50Hz/60Hz circuits with rated insulation voltage up to 1000V (800V for MKLB1-63, 1140V for MKLB1-1600)
Rated operating voltage: 400V/690V (1140V for MKLB1-1600)
Rated current up to 1600A for infrequent switching and motor starting
Provides overload, short circuit, and under voltage protection
Compact design with high breaking capacity and short arcing
Vibration resistant with isolation function
Compliant with GB/T 14048.2 and IEC60947-2 standards
Allows for reverse wiring

Technical Specifications

Rated frame current Inm(A)	63	125	250	400	630	800	1600
Rated current In(A), 40℃	10-63	16-125	100-250	225-400	400-630	630-800	800-1600
Rated insulation voltage Ui(V)	800	1000	1000	1000	1000	1140	1140
Rated impulse withstand voltage Uimp(Kv)	8	12	12	12	12	12	12
Rated operating voltage Ue(V)	400,690	400,690	400,690	400,690	400,690	400,690,800,1140	400,690,800,1140
Selective category	A	A	A	A	A	A	A
Arc distance(mm)	≤50	≤50	≤50	≤50	≤100	≤100	≤120
Electrical life (power-on)	1500	1000	1000	1000	1000	500	500
Mechanical life (power-off)	8500	7000	7000	4000	4000	2500	2500

Note: "-" in the table represents inapplicable, "■" represents applicable

Tag:

Contact Person: Alec Sung

Tel: 0086-13625845635

Fax: 0086-574-88478873

Other Products

High Capacity LV Circuit Breaker 125A - 630A MCCB Molded Case Circuit Breaker With Residual Current Protection

Name: LV Circuit Breaker

Rated insulation voltage: 1000V

Rated operating voltage: 400V

Current rating: up to 800A

200A - 4000A LV Circuit Breaker Drawer Type Frame Circuit Breaker

Rated Current: 200A-4000A

Working Voltage: AC 400v, 690V & 1140V

Number poles: 3 poles or 4 poles

Name: Name

3200A LV Circuit Breaker 3P 4P Withdrawable Air Circuit Breaker 35kV

Name: LV Circuit Breaker

Current Rating: 200A - 8000A

Number Of Poles: 3

Enclosure Material: Metal

415V LV Circuit Breaker IEC Certified Air Circuit Breaker 400A - 6300A

Name: LV Circuit Breaker

rated vrated voltageoltage: up to 660V

rated current: 400A to 6300A

Key Features: Protects against overloading

630A 800A 35KA Automatic Switch Breaker 3P Industrial Circuit Breaker BA88-40

Name: Automatic Switch Breaker

Standards Compliance: GOSTR 50030.2, IEC 60947-1, GB/T 14048.1, IEC 60947-2, GB 14048.2

Operating Temperature: -40℃ to +60℃

Frequency: 50/60Hz

Small 3P Circuit Breaker 63A 690V Molded Case Breaker

Small 3P Circuit Breaker 63A 690V Molded Case Breaker

Small 3P Circuit Breaker

3P Circuit Breaker 63A

690V Molded Case Breaker

MCCB Circuit Breaker,

Molded Case Circuit Breaker,

Industrial Circuit Breaker