L&T [ Lauritz Knudsen ] MCCB Four-Pole 320 A to 400 A DN3B-400D

Product Description

• Molded case circuit breakers are a type of electrical protection device that is commonly used when load currents exceed the capabilities of miniature circuit breakers

• They are also used in applications of any current rating that require adjustable trip settings, which are not available in plug-in circuit breakers and MCBs

• Current Limiting Type MCCB

• Suitable for Isolation

• No Line Load Bias

• Thermal-Magnetic based protection releases

Product Specification

Brand	L&T
Product Name	Molded Case Circuit Breaker(MCCB)
Type	DN3B-400D
Model Number | Current Rating	CM98403OOQOOG | 320 A CM98403OOROOG | 400 A
No. of Poles	4
Breaking Capacity Icu	36 kA
Rated Voltage	415 V AC
Frequency	50Hz
Release	Thermal-Magnetic
Impulse withstand Voltage U	8 kV
Rated Operational Voltage U (MAX)	690 V
Rated Insulation Voltage U	800 V
Utilization Category	A
Dimensions (WxDxH)	184x111x205 mm
Weight	5.0 kg