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SOLAR RETROFIT KIT (3 X 250Wp SOLAR PANELS + SOLAR CONTROLLER (40A,24/36/48V))

Items Included Qty
SOLAR PANEL 250Wp 3
SOLAR RETROFIT CONTROLLER 40A 1
FLAT ROOF MOUNTING STRUCTURE (GI) 1
DC SOLAR CABLE (25m), 10 sqmm (2m, 2 Nos) 1

SOLAR RETROFIT KIT (3 X 250Wp SOLAR PANELS + SOLAR CONTROLLER (40A,24/36/48V))

  • Solar power to existing UPS / battery bank
  • Solar capacity: 750Wp
  • Auto-detect: 24V/36V/48V
  • Compatible with < 5000VA inverters
Offsets 1.05 tonnes of CO2/yr
Elec. bill savings: 1080 units/yr

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Sold by : S V Business

Kit Specifications

Application
  • Adds solar power to existing Inverter/Battery Bank
  • Compatible with both 24V (inverters with two batteries), 36V (inverters with three batteries) & 48V (inverters with four batteries) systems - All models/makes
  • Reduces the monthly electricity bill as the controller controls the mains supply to the inverter such that
    • Solar power consumption is prioritized
    • Requisite back-up power for loads is available in the batteries
    • Grid power is only used when enough solar power is not available
Total Solar Capacity 750Wp (3*250Wp)
Solar Panel (Wp) 250Wp
Solar Panel (Technology) Polycrystalline Silicon
Avg. Energy from Solar (estd.) 1150 units/yr
Charge controller (Voltage) 24V / 36V / 48V
Charge Controller (Current) 40A
Charge Controller (Type) PWM
Supported Battery Capacity 150AH - 360AH (24V) / 160AH - 450AH (36V) / 400AH - 600AH (48V)
Supported Inverter Capacity (Max.) 5000VA
Panel Mounting Structure Galvanized Iron
Approx. Area Required 75sqft
Est. Carbon savings Offsets 1.05 tonnes of CO2/yr
Est. Electricity savings Elec. bill savings: 1080 units/yr

Controller Features

Controller Working Principle

Intelligent Source Selection

Scenario

If Battery > Reserve

If Battery < Reserve

Minimum daytime Loads

  • Solar powers Loads
  • Excess Solar charges Battery to 100%
  • No MAINS used
  • Solar charges Battery
  • MAINS powers Loads

Significant daytime Loads

  • (Solar + Battery) powers Loads
  • Excess Solar charges Battery to 100%
  • No MAINS used
  • Solar charges Battery
  • MAINS powers Loads

Daytime (significant power cuts)

  • Solar powers Loads
  • Excess Solar charges Battery
  • Solar charges Battery
  • Battery powers Loads

Night time (occasional power cuts)

  • Battery powers Loads
  • No MAINS used
  • MAINS powers Loads
  • MAINS charges Battery

Night time (significant power cuts)

  • Battery powers Loads
  • Battery powers Loads

 

 

Solar/Battery only used

 

Solar/Mains used

 

Only MAINS used

Features
  • Compatible with all models/makes of inverters/batteries
  • Efficient battery charging and reduced cycling prolongs battery life
Controller Display LCD Panel
Controller - Monitoring Indicators System Voltage; Grid (ON/OFF); Battery Voltage; PV (ON/OFF); Charging Priority (Solar/Grid/Solar+Grid/None)
Controller Dimensions 220mm * 190mm * 60mm

Savings & Benefits

Benefits against Conventional UPS System

For 24V configuration (Retrofit kit connected to Inverters with 2 external batteries)

Inverter Capacity (VA)

Max. Load (W)

Estd. daily back-up through solar @ Max. Load (in hrs)

Estd. savings on grid power (Rs/month)

Estd. Cumulative savings - 10yrs (Rs)

Estd. Cumulative savings - 25yrs (Rs)

1500

900

 3.3

 

 

 643

 

 

86,443 

 

 

 2,63,224

1800

1080

 2.5

2000

1200

 2.2

Assumptions: Solar insolation: 5.2KWh/sqm (e.g. Bangalore); Grid Traiff: Rs 5.75/unit; Tariff escalation: 3%/yr; solar panel output degradation: 0.5%/yr; Inverter/battery power losses avoided: 1unit/day


For  36V configuration (Retrofit kit connected to Inverters with 3 external batteries)

Inverter Capacity (VA)

Max. Load (W)

Estd. daily back-up through solar @ Max. Load (in hrs)

Estd. savings on grid power (Rs/month)

Estd. Cumulative savings - 10yrs (Rs)

Estd. Cumulative savings - 25yrs (Rs)

2200

1320

2.6

 

 

  643

 

 

86,443

 

 

 2,63,224

2500

1500

1.8

3000

1800

1.5

3500

2100

1.3

Assumptions: Solar insolation: 5.2KWh/sqm (e.g. Bangalore); Grid Traiff: Rs 5.75/unit; Tariff escalation: 3%/yr; solar panel output degradation: 0.5%/yr; Inverter/battery power losses avoided: 1unit/day


For  48V configuration (Retrofit kit connected to Inverters with 4 external batteries)

Inverter Capacity (VA)

Max. Load (W)

Estd. daily back-up through solar @ Max. Load (in hrs)

Estd. savings on grid power (Rs/month)

Estd. Cumulative savings - 10yrs (Rs)

Estd. Cumulative savings - 25yrs (Rs)

2200

1320

2.6 

 

 

 

 643

 

 

 

86,443

 

 

 

2,63,224

2500

1500

1.8

3000

1800

1.5

3500

2100

1.3

5000

3000

0.9

Assumptions: Solar insolation: 5.2KWh/sqm (e.g. Bangalore); Grid Traiff: Rs 5.75/unit; Tariff escalation: 3%/yr; solar panel output degradation: 0.5%/yr; Inverter/battery power losses avoided: 1unit/day

Warranty Details

Complete System Warranty 1 yr against manufacturing defects
Expected Life

Component

Life*

 

Solar Panel

Power Warranty :

0-10 yrs: For 90% of rated power

10-25 yrs: For 80% of rated power

*Above figures are indicative only, exact life will depend upon usage and site specific conditions

Safety/Protection Protection against: Battery over voltage and high voltage, Reverse polarity, Surge & Transient

In the Box

In the box
  • Solar panel: 3 nos. 250Wp
  • Solar controller
  • Solar cable: 25m
  • DC cable: 10 sqmm (2m, 2 Nos)
  • Flat Roof Mounting Structure Set (GI) - 1 Set.
  • User manual
Installation Requirements
  • Solar panels to be placed in an area that is shadow-free at least between 9am - 3pm for optimum performance 
  • Solar panels are to be installed preferably in south facing direction at an inclination that equals the latitude of the location

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