Industry
Oil & Gas
Rugged IEC 61439 panel assemblies for upstream, midstream, and downstream oil and gas installations with hazardous area and extreme environment considerations.
Design and verification follow IEC 61439-1 general rules and IEC 61439-2/3/6 applicability for power switchgear, distribution boards and assemblies for photovoltaic/inverter applications where relevant. Component selection is certified to IEC 60947 series (switchgear, circuit-breakers, contactors) while hazardous area compliance references IEC 60079 (Ex d, Ex e, Ex p, Ex n and intrinsic safety Ex i). Typical mechanical and environmental requirements include IP55 minimum for outdoor equipment, IP66/IP67 for washdown or subsea modules, and corrosion resistance to ISO 12944 C5-M; common materials are 316L stainless steel, hot-dip galvanised or marine-grade powder-coated steel. Electrical architecture addresses forms of separation per IEC 61439 (Form 1 through Form 4b); oil & gas MCCs frequently use Form 2b/3b for segregation of busbars and circuits and Form 4b for withdrawable motor starter units to permit selective maintenance without de-energising the entire bus. Busbar systems are engineered for rated currents from 1 kA up to 4–6 kA or higher (typical plant mains 400–4000 A), with short-circuit ratings commonly specified between 25 kA and 100 kA RMS symmetrical (type tested or verified by calculation per IEC 61439 Annexes). Protective coordination uses IEC 60947-2 breakers, IEC 60947-4 soft starters and IEC 61800-3 compliant VFDs with harmonic mitigation and DC-bus braking where required. Hazardous-area installations incorporate certified cable glands, Ex-rated enclosures, purge-and-pressurization or pressurised cabinet systems for sensitive electronics, and flameproof Ex d housings for switchgear. Safety and functional safety interfaces are designed to IEC 61511/IEC 61508 for Safety Instrumented Systems (ESD, SIS), including redundant power supplies, dual-bus architectures and N+1 redundancy for critical circuits. For remote operations, panels integrate SCADA/RTU, fibre communications, environmental monitoring and predictive maintenance sensors. Factory type-testing, site FATs and third-party inspections (IECEx / ATEX / DNV / Lloyds where applicable) validate temperature-rise, dielectric, IP, short-circuit withstand and dielectric tests per IEC 61439. For oil & gas projects we provide turnkey engineering integrating SIVACON/MNS/Prisma components, Rittal enclosure systems and Phoenix Contact I/O for reliable, auditable assemblies tailored to offshore, midstream and downstream lifecycle demands.
Panel Solutions for Oil & Gas
Motor Control Center (MCC)
Centralized motor control with starters, contactors, overloads, and VFDs in standardized withdrawable/fixed functional units.
Power Control Center (PCC)
High-capacity power distribution for industrial facilities. Controls and distributes incoming power to MCC, APFC, and downstream loads.
Variable Frequency Drive (VFD) Panel
Enclosed VFD assemblies with input protection, line reactors, EMC filters, output reactors, and bypass options.
Generator Control Panel
Genset start/stop sequencing, synchronization, load sharing, and paralleling controls.
PLC & Automation Control Panel
Process and machine control panels housing PLCs, I/O modules, relays, HMIs, and communication infrastructure.
Main Distribution Board (MDB)
Primary power distribution from transformer to sub-circuits. Rated up to 6300A. Houses main incoming breaker, bus-section, and outgoing feeders.
Metering & Monitoring Panel
Energy metering, power quality analysis, and multi-circuit monitoring with communication gateways.
Custom Engineered Panel
Bespoke panel assemblies for non-standard requirements — special ratings, unusual form factors, multi-function combinations.
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