
MCCB 630A
Product ID: 1216 | Type: Nf630/630A
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Description:
Mitsubishi NF630/630A refers to a series of high-performance and standard-class moulded case circuit breakers (MCCBs) designed for reliable protection of electrical circuits in industrial and commercial applications.
Type: Moulded Case Circuit Breaker (MCCB)
Series: WS Series (NF-H for high-performance, NF-S for standard)
Frame Size: 630 A
Rated Current: 630 A (adjustable in some models, e.g., 300–630 A)
Number of Poles: 3 or 4 poles
Rated Voltage: Up to 690 V AC (NF-H and NF-S)
Breaking Capacity (Icu/Ics):
NF-H (High-Performance):
At 400 V: 70 kA Icu / 70 kA Ics (3P or 4P)
At 500 V: 70 kA Icu (reported in some markets)
At 440 V: 65 kA Icu (some references)
NF-S (Standard):
At 400 V: 50 kA Icu / 50 kA Ics (3P or 4P)
Trip Unit: Electronic (adjustable)
Mounting: Surface mounting, busbar terminals
Weight:
3P: 6–6.5 kg (NF-H)
4P: 8.3 kg (NF-H and NF-S)
Dimensions:
3P: 140 mm (width) × 257–343 mm (height) × 103–155 mm (depth), depending on model
4P: 185–196 mm (width) × 257 mm (height) × 155 mm (depth)
Cycles:
With rated current: 1,000
Without rated current: 6,000
Certifications: CE, IEC 60947-2, EN 60947-2, UL, cUL, UKCA, CCC (some models)
Accessories: Alarm switch, auxiliary switch, shunt trip, undervoltage trip, handle lock, terminal covers, etc.
Applications: Power distribution, motor protection, and circuit protection in industrial and commercial installations