TunnellingTotal electrical and power distribution solutions

Tunnelling capabilities

Founded in 1968, Ampcontrol operates

across Australia and internationally.

Ampcontrol’s network of strategically

located operations enables us to effectively

provide products and services to the

Tunnelling industry.

Ampcontrol provides cost effective total

electrical and electronic package solutions

that ensure our client’s electrical systems

perform at the highest possible level.

We have a substantial “in house” electrical

engineering capacity, providing customers

with the assurance that all equipment and

services are fully supported and response

times are kept to a minimum.

Our high level of power distribution

stock, both new and refurbished, allows

Ampcontrol to respond quickly and

effectively to ensure our customers needs

and expectations are exceeded.

TBM, Roadheader, Drill Blast

HV, LV and special purpose

switchboards and substations

Cable hire, sales and repair

Engineering services

Integrated protection relays

iMAC monitoring and control

system

Specialised transformer

design, manufacture and

refurbishment

Gas detection and monitoring

Fire and evacuation system

Fixed and wireless

communication system

Tagging and tracking

We have successfully developed a service delivery model which

emphasises innovation, quality, fit for purpose and safety by offering total

electrical and electronic packages engineered to international standards.

power distribution

Engineering services are supported by the full resources of Ampcontrol’s infrastructure

and include:

Engineering consulting

Project management

Maintenance management

Electronic engineering

Electrical system analysis

Applications engineering

Training

Ampcontrol is a designer and manufacturer of custom built, specialised transformers for a

wide range of industry applications.

Our purpose built facilities are equipped for the manufacture, repair and service of transformers up to 75MVA@132kV, including:

Oil filled and dry type transformers

Coil rewind service

Upgrades and repair

Turnkey electrical project solutions for hire or sale

Engineering services

Specialised transformers

We supply competitive cable leasing packages for the tunnelling and industrial markets. Cables

can be delivered and installed on site, complete with plugs and terminations and fully tested.

Services include:

HV terminations, jointing and cable testing

Cable repairs including fibre optic, rubber, trailing, XLPE and reeling

Underground fault cable location

Cable and pipe route tracing

Cable sales - new and second hand

Cable hire, sales and repairs

Our power factor correction systems offer the following benefits:

Additional network capacity

Improved energy efficiency

Lower costs

Optimised life of electrical assets

Reduced downtime

Lower greenhouse gas emissions

Power factor correction

Our extensive fleet of turnkey electrical project solutions for hire or sale include:

High and low voltage switchgear, cables and relocatable switchrooms

Portable mining style substations and permanent substations

Conveyor monitoring and control system

Motor starters

Transformers

The iMAC system is an integrated monitoring and control system, designed specially for

reliability and data integrity on long line distributed monitoring and control installations.

The iMAC supervisory controller is a data collection device and acts as a hub of the system,

it contains hardware and software which integrates motor contractors and control equipment

such as SCADA and PLCs. Features include:

Long distance data acquisition

Long distance control

Multi-drop BUS configuration with distributed I/O

Combined power and data on two wires

Built in advanced diagnostic tools

The Ampcontrol IPM Integrated Protection Relay is an intelligent microprocessor based relay

that provides protection and control of electrical outlets supplying mining machinery. Features

include:

Modular design

Machine recognition

Insulation testing includes:

Results recorded

Separate alarm and trip function

IPM protection relays

iMAC monitoring and control system

electronics

Ampcontrol offers a large range of environmental monitoring systems and gas detectors.

These are available for non-hazardous applications as well as hazardous environments using various

explosion protection techniques. The range of systems includes:

Self contained single, four channel and twelve channel system controllers

Multi-channel (expandable) system controllers available in rack mounted or stand alone

applications

Single cable, multi-sensor systems

Fire/Gas/Emergency shut down (ESD) control and monitoring systems

Features include:

Reduced downtime

Lower greenhouse gas emissions

CH4, NO, O2, CO Sensors

Environmental monitoring system

This warning system uses Citect SCADA fully integrated industrial control solutions and is a hub

for multiple devices that provide voice communications, audible and visual alarm/evacuation

notification, along with fire/gas/flood alarm monitoring and notification. It also provides data

analysis on gas monitoring trends along with fire alarm and flood warning information.

Each system includes:

Fire call point

VoiceCom intercom

Visual strobe

Audible siren

Battery back up

iMAC digital I/O modules

Flood warning options

Fire, evacuation and flood warning

systemsystem

We supply robust hazardous area lights for tunnelling and industrial applications.

Core lighting products include:

PP - Fluoro or LED, sealed to IP68

NB4 - Non-hazardous portable light, sealed to IP56

LED - Low profile light which runs on 12V DC

OD5 - Twin lamp luminaire

Lighting

VoiceCom is an Ampcontrol designed multi station audio communication system

that incorporates pre-start alarm, controlled start/stop as well as voice messaging

and intercom capabilties. The system comprises two main components: the VCA

VoiceCom controller and the VAA VoiceCom Amplifier Field Units. The units are placed

at the control room, shaft top, shaft bottom and along the tunnel.

The system also features:

Long distance communications on a single twisted pair

Multi-drop two wire network

Inbuilt battery back up

Microprocessor controlled

Rugged IP66 construction

VoiceCom – hard wired intercom

The underground digital network is the backbone of the system. It provides the

transport for the tracking, voice, video, corporate data and control system

information. Each of these traffic types is assigned to its own Virtual LAN (VLAN) so

each traffic class is segregated and appropriately prioritised.

It offers:

High speed underground digital Ethernet network

Tracking of personnel and assets using Wi-Fi tags

VoIP

Voice communications between workers within each underground development

area and the control room

Digital/analogue leaky feeder radio

CCTV and thermal video network

Communications system

The equipment provided for this project

included:

Fire alarm and evacuation system

Hard wired voice communication

system

CCTV and thermal video system

Gas monitoring system

Flood warning system

WiFi tracking system

WiFi VoIP mobile telephone/radio

system

400 MHz tetra leaky feeder radio

system

These systems were approved by the

Hong Kong Fire Service Department

(FSD).

Project: Harbour Area Treatment Scheme (HATS), Hong KongDrill and Blast Tunnel

Our network of strategically located operations enables us to effectively provide products and engineering services to the

tunnelling and hardrock industry. We provide cost effective solutions that ensure our client's electrical plant performs at the

highest possible level.

Our turnkey project packages encompass equipment such as switchgear, substations, cables, lighting, monitoring and control

systems, transformers, switchrooms and electronics products.

Some of the tunnelling projects that Ampcontrol has provided either service packages or total tunnelling package solutions to

include:

Ampcontrol's tunnelling experience

Hong Kong

XRL 822 Rail Tunnel

Lai Chi Kok Drainage Tunnel

Tsuen Wan Drainage Tunnel

Harbour Area Treatment Scheme

(HATS)

MTR704 Rail Tunnels

Australia

Airport Link Rail Tunnel, Sydney

Bondi Sewerage Outfall, Sydney

Boulder Bay Sewerage Outfall, Port

Stephens

Princes Highway M5, Sydney

North South Bypass, Brisbane

North Side Storage Tunnel, Sydney

Boggo Road Bus Tunnel, Brisbane

Brisbane Airport Link

Sydney Desalination Plant

Victorian Desalination Plant

East Link Tunnel, Melbourne

Gold Coast Desalination Plant

Melbourne Main Sewer Reticulation

Northern Sewer Project, Melbourne

City West Cable Tunnel, Sydney

The Harbour Area Treatment Scheme (HATS) Stage 2 consisted of a sewerage

conveyance system from Aberdeen to Sai Ying Pun in Hong Kong.

Fire alarm and evacuation system

Hard wired voice communication

system

Interconnecting cables

Site commissioning

The system was approved by the Hong

Kong Fire Service Department (FSD) for

use in this project.

Project: Tsuen Wan TBM Tunnel

The Tsuen Wan Drainage Tunnel project included the following equipment:

Project: Brisbane Airport Link, AustraliaTwin TBM Tunnel with 16 Roadheaders

The equipment supplied included;

16 x roadheader packages;

11kV/1000V 1500kVA substation,

1000V 8 outlet DCB, 400m 425A

1000V trailing cable and 500m

150A 1000V trailing cable in each

package

11 x 11kV/1000V 700kVA tunnel

lining works substations

3 x 11kV underground RMU

switchboards for 11kV tunnel

distribution

33kV site circuit breaker complete

with metering CTs and VTs along

with 11kV site circuit breakers

11kV and 22kV mobile switch rooms

2 x 10MVA 33kV/11kV

transformers

20MVA 11kV/22kV step up

transformer

8 x 11kV/415V containerised

surface substations

10,000 metres of 12.7kV/22kV

XLPE/SWA 95mmsq cables

complete with 22kV couplers and

pilot

3000 metres of 11kV XLPE/SWA

50mmsq cables complete with

800A couplers and connecting pins

All equipment was fully supported by

Ampcontrol's engineering services which

included complete electrical distribution

system design, HV load flow, protection

studies and commissioning.

With proven experience in the delivery of high quality temporary and permanent

power systems, the scope of equipment required for this project demonstrated

our versatility and spectrum of electrical power products.

The equipment included:

Approx 8,000 metres of 11,000V

power cable for surface and tunnel

feeds

Approx 20,000 metres of 400V

and 110V cables for distribution in

the tunnel and on the surface

Tunnel lighting system

Tunnel temporary power boards

Containerised surface substations

Compact mining substations

11kV switchgear for surface and

underground

Compact tunnel power distrubtion

substations

Jumbo boxes

All equipment was commissioned and

tested by Ampcontrol's engineering

team.

Project: XRL822, Hong KongDrill and Blast

Ampcontrol were selected to provide the power solution for this section of the

express rail link in Hong Kong.

Project: North South Bypass Tunnel, Brisbane, AustraliaTwin TBM Tunnel

The project scope included the

provision of:

2 x 11/22kV 20MVA step up /

step down type transformers with a

vector group of Ynynod11. Oil cooled

- air natural capacity of 20,000kVA

IPM relays specifically designed for

hard rock applications

22kV switchroom (air-conditioned)

complete with 630A bus tie to allow

for full redundancy in

conjunction with the isolation

transformers

10,000 metres of 12.7kV/22kV

XLPE/SWA 95mmsq cables

complete with couplers and pilots

4,000 metres of 1kV rubber cables

and plugs for roadheader application

3,000 metres of 11kV XLPE/SWA

50mmsq distribution cables

complete with 800A couplers and

connecting pins

Utilising skills and expertise across a diverse field of specialties, Ampcontrol

supported the construction of the North South Bypass Tunnel project with a

package solution that included electronics and power distribution.

Project: Lai Chi Kok Drainage Tunnel, Hong KongTwin TBM

The extent of equipment supplied

included:

Over 5,000 metres of 11kV

plugged tunnel cable and surface

cables

Over 10,000 metres of 400kV and

110V cables for lighting and small

power distribution

Tunnel lighting system

Containerised surface substations

11kV switchgear for surface and

underground locations

This equipment was fully supported by

Ampcontrol's engineering services.

Ampcontrol provided equipment for this drainage tunnel that was constructed to

minimise flooding during heavy rain periods in Hong Kong.

ampcontrolgroup.com

Ampcontrol is a leading international

supplier of electrical and electronic

products to the power, energy and mining

sectors.

Ampcontrol offers complete in-house

designed and manufactured packages

of electrical and electronic products

engineered to international standards,

incorporating individual components to

provide total electrical solutions.

Ampcontrol

AUSTRALIA+61 2 4961 9000

CHINA +86 1068 706763

HONG KONG +852 2410 8298

NEW ZEALAND +64 7 3480286

RUSSIA +7 3842 361844

SOUTH AFRICA +27 11 902 9297 (WADEVILLE) +27 11 622 2606 (DENVER)

UNITED KINGDOM +44 0 1294 273 111

Locations:

tunnelling@ampcontrolgroup.com