Kiosk Substation
Features
• Australian made and designed enclosure and base
• NEPEAN standard or customer preferred
◦ High Voltage Switchgear
◦ Low voltage Switchgear
◦ Enclosure colour
• Sizing up to 3000KVA
• Locally assembled and tested
• Forktyne pockets standard
• Option for Oil or Dry Type Configurations
• Engineering / Automation integra
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Configured & Engineered Starters
A complete range of flameproof and non-flameproof starters and control panels.
We have the ability to supply the design; engineering and commissioning required, ensuring correct and safe operation.
Main drive starters, like most of our equipment, are “custom built” to suit the specific requirements regarding physical size, mounting and whether fixed or skid mounted, drip proof or weatherproof.
Units have been supplied to many Australian collieries as well as quarries (crushing plants), industrial plants, grinding mills, fans and centrifuges.
Features
• Variable voltage variable frequency (VVVF)
• Solid state (SCR Drives)
• Vector feedback control
• Direct current (DC Drives)
• Direct on line
• Star delta
• Autotransformer starting
• Rotor resistance starters
• Multi-stage starting
• NEPEAN boss controllers
• Tripper drive control
Each type of starter is available in a range of operational environments;
• 415V to 11kV
• 1kW to 2MW
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Hazardous Area DCB -
Distribution Control Box
(IECEx, Exd)
The NEPEAN Power flameproof Load Centre/ Distribution Control Box (DCB) is manufactured to the highest quality standards and can be adapted in design to incorporate individual specifications.
NEPEAN Power understand the importance of design safety and plant reliability, especially in the mine environment and as such NEPEAN Power is certified to AS 60079 or IECEx series of standards for the manufacture of equipment for explosive atmospheres.
The NEPEAN Power DCB is manufactured to include several basic designs and sizes and can accommodate a number of combinations including up to 11, 1000V outlets.
The DCB enclosure can be constructed using stainless steel flanges or can be completely produced with stainless steel. The unit can also be supplied on a galvanized metal skid base for ease of transportation around the worksite.
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Hazardous Area
Engineering Services
Engineering Services
•Design, manufacture and refurbishment of explosion
protected electrical equipment
•Hazardous area classification, design and installation auditing for explosive gas and dust atmospheres
•Onsite periodic internal and external inspection of explosion protected electrical equipment
•Site installation, maintenance and commissioning of plant and infrastructure
•Design, development and maintenance of process control systems (PLC /SCADA)
•Risk management services incorporating, workplace risk assessment and controls (WRAC), hazard and operability studies (HAZOP), failure modes and effects analysis (FMEA) and functional safety techniques
Past Projects
•Turnkey packages for gas processing plant (Group I and group II)
•Installation auditing – explosive gas and dust
atmospheres
•Design and independent design review of explosion
protected electrical installations and equipment
•Dossier development compilation and auditing
•Intrinsically Safe (I.S) entity parameter verification
•Hazardous area classifications – explosive gas and dust atmospheres
•Hazard and risk analysis incl. HAZOP, FMEA, WRAC, Fault Tree
•Development of safety requirement specifications,
validation of safety related systems
•Development of hazardous area safe systems of work (i.e. management operating systems, procedures and trigger action response plans)
•Experience in various industries, examples include – gas powered generation plants, materials handling facilities, gas flaring facilities, gas conditioning plants, gas analyser houses, gas bottle storage facilities, combustible and flammable liquid storage facilities, water treatment plants, Type B gas appliances.
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Longwall Electrical Systems
NEPEAN Power offers complete engineer designed equipment for a complete longwall system ranging from IP 56/flameproof transformers, flameproof distribution control boxes to control and monitoring enclosures that are certified and compliant to all relevant standards.
The NEPEAN Power flameproof longwall DCB is available in various combinations with up to 8 outlets at 3.3kV. The equipment is designed and manufactured with an emphasis on safety, reliability and accessibility for normal maintenance.
Features
•A high tension custom built enclosure incorporating the 11kV. The design is type tested to IP56 as per the requirements of AS60529:2004 and type tested for arc fault containment to AS62271.200
•The main transformer is rated for an incoming voltage of 11000V, 3 phase 50Hz and will be configured to provide a secondary voltage of 3300V up to 7.5MVA
•The 3.3kV supply compartments are fully welded construction type tested to IP56 as per the requirements of AS60529:2004. The enclosure is a multi-compartment segregated distribution board incorporating outlets and is configured to meet the requirements of AS4871.2012. For ease of movement around the site the custom manufactured skid can be mounted on a motorised track.
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Medium Voltage
Switchgear
NEPEAN Power’s Medium Voltage Switchgear, including section circuit breakers, switchboards and high tension ends, is designed using the latest technology and software in design development allowing our solutions to be the highly innovative and safe.
NEPEAN Power’s switchgear is fully tested prior to delivery to our client’s worksite. NEPEAN Power’s testing facilities ensure the finished product is safe and fully compliant with the Australian and Mining Standards.
Features
NEPEAN Power’s switchgear enclosures are manufactured from stainless steel (or mild steel on request) and incorporates viewing windows for ease of physical monitoring.
The switchgear is manufactured to include a heavy duty galvanised skid base that grants to user ease of movement.
Innovation
Typical NEPEAN Power MV Switchgear includes:
•Ausproof adapters
•HV circuit breaker
•Isolation switch
•Earthing switch
•Padlocking facilities
•Transformer
•Protection relay
•Fault driven power supply
•Earth leakage protection system
•Flag relays
•External switched socket outlet
•External lighting
•NER
•Load centre and ELCB’s
•Anti condensation heater and thermistor
•Voltmeter
•Control circuit breakers and associated EL protection
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UG Mining Substations
NEPEAN Power’s substations are customised to suit the individual requirements of our customers. The adaptation of our products is achieved through the use of the latest technology in SCADA control and the extensive experience of NEPEAN Power’s Engineers.
Available in various combinations of input, output and size, NEPEAN Power’s Substations can be configured to suit most situations dependant on our customers requirements. Mining substations are typically used for longwall, development, distribution and pumping applications. Our substations can be manufactured in either flameproof and or ingress protected (IP66)
variations.
Typical Designs
Underground mining substations can be manufactured up to 7.5MVA with primary voltages as high as 22kV.v
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Open Cut Substations
NEPEAN Power designs and manufactures world class power distribution equipment such as relocatable open cut substations. Substations have been developed specifically for the arduous conditions of open cut mining.
They are suitable for powering heavy plant
and machinery including draglines, shovels
and drills in coal, metalliferous and sand
mining operations.
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Power Infrastructure Services
Engineering Design & Capability
•132kV and 66kV modular substation and Switchyard design, construction and commissioning
•Turnkey Projects for High Voltage infrastructure including project management, engineering, automation, maintenance, inspection and auditing
•Flexible and innovative configurations, using the latest technology and high quality proven equipment
•Design, manufacture and refurbishment of explosion protected electrical equipment
•Site installation, maintenance and commissioning of plant and infrastructure
•Design, development and maintenance of process control systems (PLC /SCADA)
•Risk management services incorporating, workplace risk assessment and controls (WRAC), hazard and operability studies (HAZOP), failure modes and effects analysis (FMEA) and functional safety techniques
Past Projects
•Blakefield South Main Vent Fan Project
•Ulan West Ventillation Fan Installation
•BM Alliance Coal 66/11kV and 11kW/1.05kV Goaf
Substations
•Wambo South Bates Switchyard Upgrade
•Centennial Newstan Switchroom 11kV/415V Surface Pump Station
•Ashton Coal Washery & ROM Switchroom
•Helensburg 415V Surface Conveyor Starter and CV Belt Starter Overhaul
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Prefabricated Switchrooms
Our custom switchrooms are designed and built to be functional, durable and low in maintenance. Special attention is given to the ease of installation after delivery to site. In addition, the switchrooms are built to comply with the relevant building codes and standards.
Advantages
•All electrical/mechanical equipment is factory fitted, connected and fully tested prior to despatch. This greatly reduces on-site installation and commissioning costs.
•All components for the switchroom installation are provided (i.e. stairways, landings, handrails, kickplates and stumps). This greatly reduces on-site construction costs.
For more information find part detail in PDF