Sri Lanka Standards Institution

SLS ISO 37123

Title: Sustainable cities and communities — indicators for resilient cities Scope: Defines and establishes definitions and methodologies for a set of indicators on resilience in cities. This document is applicable to any city, municipality or local government that undertakes to measure its performance in a comparable and verifiable manner, irrespective of size or location. Maintaining […]

SLS ISO 23832

Title: Plastics – test methods for determination of degradation rate and disintegration degree of plastic materials exposed to marine environmental matrices under laboratory conditions Scope: Specifies test methods for the measurement of the physical degradation of samples made with plastics materials when exposed to marine environmental matrices under aerobic conditions at laboratory scale. This document […]

SLS IEC TS 60904-1-2

Title: Photovoltaic devices : classification of solar simulator characteristics Photovoltaic devices: measurement of current-voltage characteristics of bifacial photovoltaic (pv) devices Scope: Describes procedures for the measurement of the current-voltage (I-V) characteristics of bifacial photovoltaic evices in natural or simulated sunlight. It is applicable to single PV cells, sub-assemblies of such cells or entire PV modules. […]

SLS IEC 60904 -9

Title: Photovoltaic devices : classification of solar simulator characteristics Scope: Devices require the use of specific classes of solar simulators deemed appropriate for specific tests. Solar simulators can be either used for performance measurements of PV devices or endurance irradiation tests. This part of IEC 60904 provides the definitions of and means for determining simulator […]

SLS IEC 60904- 8- 1

Title: Photovoltaic devices: measurement of spectral responsivity of multi-junction photovoltaic (pv) devices Scope: Gives guidance for the measurement of the spectral responsivity (SR) of multi-junction photovoltaic devices. It is principally intended for non-concentrating devices, but parts may be applicable also to concentrating multi-junction PV devices. The SR is required for analysis of measured current-voltage characteristics […]

SLS IEC 60904-8

Title: Photovoltaic devices : measurement of spectral responsivity of a photovoltaic (pv) device Scope: Specifies the requirements for the measurement of the spectral responsivity of both linear and non-linear hotovoltaic devices. It is only applicable to singlejunction devices. The spectral responsivity of a photovoltaic device is used in cell development and cell analysis, as it […]

SLS IEC 60904-7

Title: Photovoltaic devices : computation of the spectral mismatch correction for measurements of photovoltaic devices Scope: Describes the procedure for correcting the spectral mismatch error introduced in the testing of a photovoltaic device, caused by the mismatch between the test spectrum and the reference spectrum (e.g. AM1.5 spectrum) and by the mismatch between the spectral […]

SLS IEC 60904-5

Title: Photovoltaic devices : Determination of the equivalent cell temperature (ect) of photovoltaic (pv) devices by the open-circuit voltage method Scope: Describes the preferred method for determining the equivalent cell temperature (ECT) of PV devices (cells, modules and arrays of one type of module), for the purposes of comparing their thermal characteristics, determining NOCT (nominal […]

SLS IEC 60904-4

Title: Photovoltaic devices: photovoltaic reference devices – procedures for establishing calibration traceability Scope: sets the requirements for calibration procedures intended to establish the traceability of photovoltaic (PV) reference devices to SI units as required by IEC 60904-2. This document applies to PV reference devices that are used to measure the irradiance of natural or simulated […]

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