Labor Cost for Rooftop Solar Installation (1MWp) in Vietnam – Full Scope Quotation by Quanganhcons

Contact:

• Hotline: +84 919 758 191
• Email: sales@quanganhcgte.com
• Website: quanganhcgte.com

Table of Contents

1. Introduction
2. Project Overview
3. Full Scope of Labor Categories
   3.1. Main Component Installation
   3.2. AC Distribution Panel Setup
   3.3. DC/AC Cable Pulling & Termination
   3.4. Cable Tray & Ladder Installation
   3.5. Mounting System (Frame & Foundation)
   3.6. Water System for Module Cleaning
   3.7. Zero Export Control System
   3.8. Weather Monitoring Station
   3.9. Grounding & Lightning Protection
4. Human Resource Allocation
5. Timeline & Pricing
6. Why Choose Quanganhcons

1. Introduction

As rooftop solar energy becomes a strategic investment for factories and industrial parks across Vietnam, ensuring quality labor is critical to project success. At Quanganhcons, we specialize in end-to-end labor solutions for rooftop solar systems with full compliance, high safety standards, and timely delivery.

2. Project Overview

• System Type: Rooftop Solar PV
• Capacity: ~1MWp (1036.89 kWp / 815 kWac)
• Location: Example Project –  Vietnam
• Project Duration: 1.5 months
• Total Labor Cost: 1.2 Billion VND (~47,000 USD)
• Scope: 100% labor work (material excluded)

3. Full Scope of Labor Categories

3.1. Main Component Installation

• Mounting 1,686 solar panels (TCL 615Wp)
• Installing stainless steel drainage clamps
• Mounting and connecting 8 Huawei inverters (100–115kW)
• Assembling inverter room structure with HDG steel

3.2. AC Distribution Panel Setup

• Installing main AC Distribution Panel (Form 2B, IP54, outdoor)
• Installing Sub-panel (1600A, Form 2B, IP41, indoor)

3.3. DC/AC Cable Pulling & Termination

• Laying DC cable 1x6mm² from PV modules to inverters
• MC4 connectors, cable ties, electrical tapes, terminations
• Laying AC cable from inverters to MSB
• Grounding cable installation from structures and inverters to earth pits

3.4. Cable Tray & Ladder Installation

• DC cable trays (W100–W300) from rooftop to inverters
• AC trays and ladders (W300–W1000) indoors & outdoors
• Accessories: elbows, T-joints, vertical bends, brackets, threaded rods, HDG steel fittings
• Cable supports: unistrut, C-channel steel, and clamps

3.5. Mounting System (Frame & Foundation)

• Constructing new concrete pedestals on flat roof
• Mounting steel structures: 80x80x4mm box columns, unistruts, crossbars
• Bolting mid clamps, end clamps, and bonding components
• Installing grounding lugs and earthing clips

3.6. Water System for Module Cleaning

• Installing HDPE piping DN40 & DN20
• Copper ball valves DN20
• Booster pump (2kW)
• Stainless steel water tank (1,000L)
• Control panel for water system

3.7. Zero Export Control System

• Installing Huawei SmartLogger 3000
• Monitoring panel with digital meters (PM5320)
• Current transformers (3xMCT 3200A/5A)
• Control cables, RS485, and conduits

3.8. Weather Monitoring Station

• PVmet 100 station: irradiance, panel temp, ambient temp
• Industrial 4G router + 2-year subscription
• Accessories: data wiring and protection conduits

3.9. Grounding & Lightning Protection

• Constructing earthing pits and laying copper ground rods
• Cadweld exothermic welding for connections
• Installing inverter and roof bonding boxes

4. Human Resource Allocation

5. Timeline & Pricing

• Total Labor Cost: 1.2 Billion VND (approximately 47,000 USD)
• Estimated Completion Time: 1.5 months (if materials are available)
• Team Size: Minimum of 10 workers, including:
  • 1 Project Supervisor / Technical Manager
  • 2 Specialized Teams (Electrical & Structural)
  • 1 General Support Team

6. Why Choose Quanganhcons?

✅ Over a decade of experience in solar EPC and industrial construction
✅ Proven success with FDI clients across Vietnam
✅ Local team familiar with regional conditions & codes
✅ Focus on on-time, on-budget delivery
✅ Strong safety and documentation practices

Need a trusted labor partner for your solar project in Vietnam?
Contact Quanganhcons today:
Hotline: +84 919 758 191 | Email: sales@quanganhcgte.com