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CHINT 149921 ā G NM8Sā1250H 800A 3P MCCB
Heavy-duty 3P molded case circuit breaker rated at 800A, offering a 70kA short-circuit capacity (Icu) and 50% Ics. Ideal for demanding industrial environments with elevated fault levels.
š¹ Description (English):
The CHINT 149921 ā G NM8Sā1250H/800/3 is a rugged, high-capacity molded case circuit breaker engineered for large-scale industrial facilities. With a rated current of 800A and a high breaking capacity of 70kA (Icu) and 50% Ics, this MCCB ensures fast, safe isolation under severe fault conditions. Its 3-pole configuration and thermal-magnetic fixed trip unit make it ideal for critical distribution nodes, motor control centers, and heavy-load feeders in demanding sectors like manufacturing, mining, and utilities.
š¹ Key Features:
⢠Rated current: 800A
⢠High breaking capacity: 70kA (Icu), 50% Ics
⢠3P molded case design
⢠Thermal-magnetic fixed trip unit
⢠Reinforced protection for harsh environments
⢠Ideal for MCCs, feeders, and distribution panels
⢠DIN rail or panel mounting
š¹ Technical Specifications (English):
Parameter Value
Model G NM8Sā1250H/800/3
Part Number CHINT 149921
Rated Current 800A
Number of Poles 3P
Breaking Capacity (Icu) 70kA
Service Breaking Capacity 50%
Trip Unit Type Thermal-Magnetic (Fixed)
Application Industrial/Commercial
Mounting Type Panel or DIN rail