COAL MINING
Bramco provides highly innovative, electronic protection relays, conveyor monitoring and control and safety solutions. Bramco products carry a depth of commitment spanning over 70years and they are engaged across multiple coal markets (underground and surface) including Australia, New Zealand, America, South Africa and China. Where intrinsic safety, hazardous environments and extreme levels of performance are called for, Bramco products are available and widely used. Our products are demonstrated as reliable and operate uninterrupted for many years. The current range, is readily available and continuously evolving. In addition, we are continuously researching and developing new initiatives, with the aim of executing first to market features and functionality, and many of these initiatives are driven through direct engagement with clients via collaborative efforts.
OUR SOLUTIONS
Electrical Protection Relays
After many years of design, research, build and support, we offer a comprehensive range of individual control relays, widely used in mining and general industry. Suitable for hazardous environments and providing ultimate personal protection, our relays are compliant to latest standards, including AS/NZS4871. Readily available and also able to be custom supplied, when operating conditions demand unique specifications.
Earth Leakage
Earth Leakage Toroids
For use in conjunction with Bramco el1 earth leakage relays, designed to detect leakage current and transmit a proportional signal to earth leakage relay.
el3
Earth Leakage Relay el3, is a compact din-rail mounted unit designed to detect Earth Fault Currents flowing in a power system. Compliant to latest Australian standards and utilising advanced microprocessor technology, el3 provides protection for VVVF drives.
fel3
Earth Leakage Relay fel3, is a compact fascia mounted unit designed to detect Earth Fault Currents flowing in a power system. Compliant to latest Australian standards and utilising advanced microprocessor technology, el3 provides protection for VVVF drives.
elf3
The ELF3 is an earth leakage module that provides protection against earth leakage faults and gives clear visual indication of the fault conditions. It uses an earth leakage toroid to measure RMS current and operates tripping contacts when the measured RMS current exceeds the trip setting for the duration of the trip time setting.
Earth Continuity
i-C
Earth Continuity Relay i-C, is an advanced, compact din-rail mounted unit designed to monitor the continuity of the Earth Circuit in a supply cable by grounding the pilot core via a diode, polarised positive to earth.
iC1
Combined control for Earth Continuity and Pilot Control, iC1 is an cost effective, advanced, din-rail compact unit designed to monitor the continuity of the Pilot Earth Circuit in a supply cable by grounding the pilot core via a diode. Local/Remote start operation is selectable. Compliant to latest Australian standards, iC1 utilises advanced microprocessor technology.
iC2
Providing combined control for Earth Continuity and Pilot Control, iC2 is an advanced, compact unit designed to monitor the continuity of the Pilot Earth Circuit in a supply cable by grounding the pilot core via a diode. This device is particularly suitable for operation on high voltage long distance supply cables.
iC3
The Bramco ic3 Earth Continuity Relay is designed to actively monitor the Resistance of the Pilot Earth Circuit in a supply cable by diode termination. The ic3 utilises microprocessor technology to provide a greater level of stability over longer pilot cables by using digital filtering techniques.
Pilot Control
iD
Pilot Control Relay i-D is an advanced, compact din-rail mounted unit designed to monitor the continuity of the Earth Circuit in a supply cable by grounding the pilot core via a diode, polarized positive to earth, and to allow remote start/stop operation by momentarily shorting a 100 Ohm resistor in the pilot circuit and opening the pilot with a stop button to open the relay.
iC1
Combined control for Earth Continuity and Pilot Control, iC1 is an cost effective, advanced, din-rail compact unit designed to monitor the continuity of the Pilot Earth Circuit in a supply cable by grounding the pilot core via a diode. Local/Remote start operation is selectable. Compliant to latest Australian standards, iC1 utilises advanced microprocessor technology.
iC3
The Bramco ic3 Earth Continuity Relay is designed to actively monitor the Resistance of the Pilot Earth Circuit in a supply cable by diode termination. The ic3 utilises microprocessor technology to provide a greater level of stability over longer pilot cables by using digital filtering techniques.
Neutral Earth
nlm3
nlm3 is a multi adjustable, advanced, din-rail compact unit designed to provide neutral Link monitoring. Compliant with latest Australian standards, nlm3 is a NER integrity protection device designed to continuously monitor the current limitation system on the secondary star point to earth connection of a supply transformer. nlm3 monitors the NER Resistance integrity, excess phase voltage rise, neutral earth leakage current, with the ability to adjust trip times for protection coordination.
Pump Control
PCM
Pump Control Module pcm is an advanced, compact unit designed to provide submersible pump control. It monitors the current used by the pump and differentiates between load and no load currents. Two modes of operation apply. Manual mode will only switch the pump off and wait for manual switch intervention for starting the pump. Automatic mode will do full control of the pump operation by switching the pump on and off based on the level switch inputs and selected pause timer.
PCM+
Pump Control Module pcm is an advanced, compact unit designed to provide submersible pump control. It monitors the current used by the pump and differentiates between load and no load currents. Two modes of operation apply. Manual mode will only switch the pump off and wait for manual switch intervention for starting the pump. Automatic mode will do full control of the pump operation by switching the pump on and off based on the level switch inputs and selected pause timer.
Earth Fault Lockout
iG
Earth Leakage Lockout Relay i-G, is an advanced, compact din-rail mounted unit designed to detect Earth Faults on conductors in an outgoing circuit of an electrical system and to prevent the closure of the electrical supply to the de-energised circuit.
Phase Rotation
PRM
Phase Rotation/Loss Monitor Relay prm, is an advanced, compact unit designed to provide control and monitoring for phase rotation, phase loss of a 3 phase circuit. Suitable for Neutral referred circuits.
PRM2
Phase Rotation/Loss Monitor Relay prm2, is an advanced, compact unit with a remote display, that is designed to provide control and monitoring of phase rotation, phase loss of a 3 phase circuit. Suitable for Neutral referred circuits.
Multi Function Protection Relays
After many years of design, research, build and support, we offer a comprehensive range of multi function control relays, combining a number of protection features in one unit. Widely used in mining and general industry. And suitable for hazardous environments and providing ultimate personal protection, our relays are compliant to latest standards, including AS/NZS4871. Readily available and also able to be custom supplied, when operating conditions demand unique specifications.
Earth Leakage + Earth Continuity + Pilot Control
ELEC
Combined control Earth Leakage, Earth Continuity and Pilot Control, elec is a compact din-rail mounted unit designed to detect and protect both Earth Fault Currents flowing in a power system and monitoring of the Earth Circuit in a supply cable by grounding the pilot core via a diode, polarised positive to earth.
Neutral Earth + Earth Leakage
NLM3
nlm3 is a multi adjustable, advanced, din-rail compact unit designed to provide neutral Link monitoring. Compliant with latest Australian standards, nlm3 is a NER integrity protection device designed to continuously monitor the current limitation system on the secondary star point to earth connection of a supply transformer. nlm3 monitors the NER Resistance integrity, excess phase voltage rise, neutral earth leakage current, with the ability to adjust trip times for protection coordination.
Earth Fault Lockout + frozen contactor
ELLFC3
ellfc3, is a multi adjustable, advanced, din-rail compact unit designed to monitor both Earth Leakage Lockout, Frozen contactor and under voltage, phase loss and phase rotation. Compliant to latest Australian standards, ellfc3 utilises advanced microprocessor technology and suits underground environments.
Master module combining all functions in one unit
CPM Plus
Leaders in Innovative Protection Systems, our new Control and Protection Module CPM-Plus, represents a completely new range of single or multi-functional micro processor based intelligent relays for monitoring and protecting outlets supplying power to mining machinery.
Electrical Safety and Warning Solutions
We offer a number of electrical safety products, designed to remove risks for you and your team. Advanced, highly accurate, totally reliable, these are widely used in industrial and mining applications. Our latest products specifically meet operating needs of new generation variable speed drives. We have two main product types, which are well priced and readily available:
1.Electrical isolation indicators. Typically mounted on the front of a control panel, allowing users to see live/isolation status.
2.Portable safety outlet test units, providing the statutory Earth Leakage Test on an outlet without opening the cubicle and checking the earth leakage device for accurate operation.
Live Line
LLi
Panel mounted, Electrical isolation indicators, ensuring safe work environments for you and your team. Engaging a three phase LED indicator, which is mounted on the front of a control panel, our LLi is widely engaged and provides users visual indication of voltage live isolation status.
Live Voltage Confirm
LLm
Din rail mounted, Electrical isolation indicators. ensuring safe working environments for you and your team. Engaging a three phase LED indicator, which is mounted on the front of a control panel, our LLm is widely engaged and provides users visual indication of voltage live isolation status.
LLi3
Latest generation, Electrical isolation indicators to work with latest Variable Speed Drives. Providing additional safety via a test button, LLi3 maximizes safe work environments for you and your team. Engaging a three phase LED indicator, which is mounted on the front of a control panel, our LLi3 is out latest solution and provides users visual indication of voltage live isolation status.
DCB Outlet Test Unit
OTU
Widely used, our OTU is a portable safety outlet test unit, providing the statutory Earth Leakage Test on an outlet without opening the cubicle and checking the earth leakage device for accurate operation. OTU incorporates a highly accurate timer to record the time taken to isolate the power to the outlet.