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Transmission Line Design (Plan & Profile):
We are using advanced software like PLS-CADD to ensure
safe, reliable, and efficient power delivery.
Our services includes:
• Optimum Tower Spotting
• Orientation Drawings of Terminal Towers
• Stringing Chart and Clipping Offset
Transmission Tower Design:
Our engineers use PLS-Tower and MS-Tower to create
strong and stable tower designs that meet all technical
and safety standards.
Lattice steel guyed/self-supporting towers:
• Suspension Towers
• Tension Towers
• V-string Suspension Towers
Special Type Tower:
• River-Crossing Towers
• Anchor Towers
Tower Foundation Design:
We design tower foundations using in-house tools and Excel-based solutions, ensuring they comply with industry codes and can support structures in various soil
conditions. BOQ Preparation (Overhead/Underground Materials):
Based on our detailed designs, we prepare accurate Bills
of Quantities (BOQs) for both overhead and underground
materials needed for the project.
Civil & Structural Design:
Our Services Include:
• Transformer & Firewall Foundation Design (Power & Auxiliary)
• Architectural & Structural Design of Control cum GIS Buildings
• Gantry and Equipment Support Structures & Foundations
• Boundary Wall Design (with/without Retaining Wall)
• Cable Trench Layouts & Sectional Drawings
• Design of Septic Tanks and Soak Pits
• Architectural & Structural Design of Utility Buildings (Guard House, Car Post, Sentry Post,
Pump House, Water Reservoir)
• Approach Road & Main Gate Design
• Switchyard Road Layouts & Sections
• Drainage Systems & Culvert Design
Electrical Design:
Our service includes:
• Single Line & Protection Diagrams
• Switchyard Layout & Erection Key Diagrams (with clamps, connectors & fittings)
• Earth Resistivity Test Location & Overall Earthing Grid Layout
• Equipment Earthing Layout & Lightning Protection (DSLP)
• Indoor/Outdoor Lighting & Air Conditioning System Design
• Control Room GA Drawing
• Cable Trench Layout with Support Angles/Trays
• Cable Laying & Termination Schedule
• Panel Design: Control, Protection (up to EHV), SAS/SCADA, Tele-protection, Metering,
LVAC/ACDB, DCDB, DB/SDB, MK/Junction Box
• Software Simulations:
• Earthing System (CYMGRD, ETAP)
• Lux/Lumen (Dialux, Relux)
• Load Flow, Short Circuit & Fault Level Analysis (ETAP)
• Secondary Scheme (PC Schematic, EPlan)
• PLSCADD Sag-Tension Analysis
• Engineering Calculations:
• DSLP, Earthing, Conductor Sizing (Flexible/Tubular)
• Battery, Charger, CT/VT, Cable (Power & LV), Bus Bar Sizing
• AC System, Auxiliary Transformer Sizing
• Relay Setting, Sag-Tension & Short Circuit Force Calculation
At Sphere Engineering, we deliver end-to-end solar solutions—combining efficiency, safety, and sustainability for long-term energy savings.
System Design:
We begin with a detailed analysis of your energy requirements, available space, and
local environmental conditions. Based on this, we design an optimized solar system that
maximizes energy output and return on investment. Our designs strictly follow national and
international solar energy standards.
Structural Assessment:
Before installation, our engineering team performs a thorough structural evaluation to confirm its load-bearing capacity. We ensure that your building can safely support the
solar panel system, mounting structures, and wind loads—protecting both the system and the
structure.
Installation:
Our experienced technicians handle the full installation process, including panel mounting,
electrical wiring, inverter setup, and integration with the existing power system. We follow best
practices for safety and performance, ensuring clean and efficient installation with minimal
disruption to your operations.
Commissioning & Testing:
Once installed, we carry out rigorous testing to verify the system’s efficiency, safety, and
compliance with all electrical codes and standards. We monitor performance metrics and
ensure the system is fully functional and ready for seamless energy production.
