Short Circuit / Relay Coordination Study Services by Q Sine
Relay coordination study optimizes protection device settings to minimize faults and ensure reliable power.
Q Sine EXPERT SERVICES
Short Circuit / Relay Coordination Study Services by Q Sine
Relay Coordination study: Once the relay parameters have been set, a coordination study is performed to ensure that the selected protective relays operate in the desired sequence. The coordination study involves simulating various fault scenarios and verifying that the protective relays operate in the intended sequence.
- Detailed report explaining the input data, system configuration, observations and recommendations
- Fault currents at various buses and branches in the system
- Relay setting charts/tables with optimum settings
- Time coordination curves
- Sequence of Operation
- Relay setting soft file
- Input to Arc Flash Study
Other Services
Q Sine offers power quality enhancement & power continuity solutions
Annual Maintenance Contracts
We offer our specialised services for the equipment of various Brands and Makes.
Power Quality Audit Service
Q Sine specialises in conducting PQA and makes analysis of the data. Based on which the solution is worked out.
Rental Equipment Services by Q Sine
We offer various Power equipment on rental basis (short and Long duration) to cater your requirement.
Arc Flash Study Services by Q Sine
Arc Flash Risk Assessment protects employees from electric arc flash hazards in industrial settings.
Load Flow Analysis Services by Q Sine
Load Flow Analysis ensures proper sizing of cables, transformers, and voltage profile settings.
Industries we serve
Manufacturing
Automobile
Foundry
Hospitals
Packaging
Sugar Mills
Pharma
Datacenters
Textiles
FMCG
Agro Industries
Metal, Mineral & Mines
Case Studies
Sandvik Asia, Pune (End User)
- Load Details : Industrial machines
- Before condition : Initially Current THD was observed to be 15%.
- Solution / Proposal : Proposed 100 Amp AHF - 2 units
- After Solution : Current THD reduced to 6%
Sagar Manufacturers Pvt Ltd (SMPL), Bhopal
- Load Details : Spinning mill machines
- Before condition : Initially Current THD was observed to be 15%
- Solution / Proposal : Proposed 150 Amp AHF - 5 units and 300 Amp AHF - 6 units
- After Solution : Current THD reduced to 7%
Fresenius kabi India Pvt. Ltd, Pune
- Load Details : Machines Application (Pharma)
- Before condition : Power factor was a major concern which was about 0.97
- Solution / Proposal :Proposed 510 KVAR Hybrid panel with 400 KVAR RTPFC & 110 KVAR lead / lag step less power factor correction ( SVG ) Panel
- After Solution : PF improved to 0.995
Sampada Paper Mill, Sangli
- Load Details : Craft paper mill machines
- Before condition :Initially Current THD was observed to be 18% & VTHD 3.2%
- Solution / Proposal : Proposed 200 Amp AHF unit
- After Solution : Current THD reduced to 7% & VTHD reduced to 2.5%
Yash Industries Maharashtra
- Load Details : CNC machines
- Before condition : Power factor concern
- Solution / Proposal : Active correction of PF by SVG
- After Solution : PF improved to 0.995
Kisan Agro, Maharashtra
- Load Details : VFD and motors
- Before condition : Harmonics & Power factor concern
- Solution / Proposal : Active correction of PF by SVG and Harmonics by AHF
- After Solution : PF improved to 0.995 & met IEEE 519:2014 standard for Harmonics