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Motor Control Centers (MCC) — NEMA Class I & II
Motor control centers centralize motor starters, feeders, and protection in a modular, withdrawable assembly for industrial motor control, available in NEMA Class I and Class II construction. Rated 380/400/460 V, 50/60 Hz, with busbar ratings to 6300 A and short-circuit withstand to 25 kA. Suitable for industrial plants, oil & gas, water treatment, and HVAC.
Applications
Industrial process plants
Oil & gas facilities
Water and wastewater treatment
HVAC and building services
Key Features
- NEMA Class I and Class II construction for standard and bussed/arc-resistant duty
- Withdrawable or fixed motor starter units for DOL, star-delta, and soft-start
- Overload and short-circuit protection integrated per feeder
- Main busbar ratings up to 6300 A with 25 kA short-circuit withstand
- PLC and SCADA-ready control interfaces for process automation
Selection Guide
Construction
NEMA Class II for arc-resistant or segregated busbar duty, Class I for standard.
Starters
DOL for simple duty, star-delta or soft-start for reduced starting current.
Protection
25 kA Icw busbar and feeder protection for industrial motor loads.
- Frequently Asked Questions
What is the difference between NEMA Class I and Class II MCC?
Class I is the standard construction; Class II provides additional isolation between vertical sections and busbar compartments for higher reliability and safety.
Which starter types are supported?
Direct-on-line (DOL), star-delta, and soft-start starter units can be mixed in a single MCC.
What short-circuit withstand is available?
Up to 25 kA Icw, matched to the busbar and breaker ratings.
Can the MCC integrate with plant automation?
Yes — PLC and SCADA-ready interfaces are available for process control and remote monitoring.
Instant Selection & Quote Calculator
Select your specifications to get an estimated price instantly.
| Base price (interpolation) | $2,676 |
| × Product factor | ×1.0000 |
| × Country factor | ×1.0000 |
| × Copper-linked factor | ×1.0000 |
| + Options / accessories | $0 |
Complete equipment — no winding copper linkage
Reference prices are for estimation only and do not constitute a formal offer.
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