Extension Trainer for Standalone and Grid connected application Description and Specifications for Lab Tenders
Extension Trainer for Standalone and Grid connected application.
1.7 Technical Description of the extension Trainer
The extension trainer contains two components: component for standalone application and a component for grid connected application.
The component for the standalone application shall contain the following descriptions or functions:
• An extension for Solar Module resource
• electrical components for photovoltaic standalone operation from practice
• circuit board with integrated measuring points for current and voltage
• Combiner box with DC switch-disconnected and over voltage protection
• Charge regulator with integrated maximum power point tracking
• accumulator for storage of solar electricity
• inverter for use of AC consumers
• socket with energy meter
The component for the grid connected application shall contain the following descriptions or functions:
• An extension for Solar Module resource
• electrical Components for grid connected usage of photovoltaic
• combiner box with DC switch-disconnector and over voltage protection
• inverter for grid operation with maximum power point tracker
• two way energy meter connecting to the mains grid
• socket with energy meter for own consumption
1.8 Technical Specification of the extension Trainer
The component for the standalone application shall contain the following technical specification:
• DC switch-disconnector: max. current: 30A, rated voltage: 1000V
• Over voltage protection: - rated impulse current 20kA
• Charge Regulator: charge current: 20A, charge stop voltage: 14V
• Inverter: input voltage: 12V, output power: 150W
• Accumulator: rated voltage: 12V, rated capacity: 12Ah
• Dimensions and Weight: LxWxH: 600x300x800mm, Weight: ca. 48kg
• cope of Delivery: 1 training unit, 1 set of instruction material
The component for the grid connected application shall contain the following technical specification:
• DC switch-disconnector: max. current: 30A, rated voltage: 1000V
• Over voltage protection: rated impulse current 20kA
• Inverter for mains grid operation: rated input power: 150W, max output power: 125W, max. efficiency: 89%
• Two way energy meter: rated frequency: 50Hz, rated voltage: 230V
• Dimensions and Weight: LxWxH: 600 x 200 x 800mm, Weight: ca. 30kg
• Required for Operation: 230V, 50Hz, 1 Phase
• Scope of Delivery: 1 training unit, 1 set of instruction material
1.9 Figurative description of the Extension Trainer
An equivalent resemblance of the Extension Trainer for Standalone and Grid connected application is indicated in Figure 3.
Figure 3: Equivalent figurative description of the Extension Trainer for Standalone and Grid connected application