R46/2012-A-NL1-21.13 Rev. 1
OIML Certificate
OIML Member State The Netherlands
Number R46/2006-A-NL1-21.13 revision 1
Project number 2512554
Page 1 of 3
Issuing authority
NMi Certin B.V.
Person responsible: M.Ph.D. Schmidt
Applicant Manufacturer
Riyadh Factory for Panel Boards P.O.Box 60454 Riyadh 11545 Saudi Arabia
Identification of the certified type
An Active electrical energy meter Type: AAA-M300
Characteristics
See page 2 and further
This OIML Certificate is issued under scheme A
This Certificate attests the conformity of the above identified type (represented by the sample(s) identified in the OIML Type Evaluation Report) with the requirements of the following Recommendation of the International Organization of Legal Metrology (OIML):
R 46-1/-2 (2012) "Active electrical energy meters"
Accuracy class
This Certificate relates only to the metrological and technical characteristics of the type of measuring instrument covered by the relevant OIML International Recommendation identified above. This Certificate does not bestow any form of legal international approval.
Important note: Apart from the mention of the Certificate's reference number and the name of the OIML Member State in which the Certificate was issued, partial quotation of the Certificate and of the associated OIML Type Evaluation Report(s) is not permitted, although either may be reproduced in full.
Issuing Authority
NMi Certin B.V., OIML Issuing Authority NL1 7 July 2023
Certification Board
This document is issued under the provision that no liability is accepted and that the applicant shall indemnify third-party liability.
This document is digitally signed and sealed. The digital signature can be verified in the blue ribbon at the top of the electronic version of this certificate.
OIML Certificate
Number R46/2006-A-NL1-21.13 revision 1
Project number 2512554
Page 2 of 3
- No. NMi-2512554-01a dated 9 March 2021 that includes 52 pages;
The conformity was established by the results of tests and examinations provided in the associated reports:
- No. NMi-2512554-02a dated 9 March 2021 that includes 13 pages.
Characteristics of the measuring instrument
In Table 1 the general characteristics of the measuring instrument are presented.
Table 1 General characteristics
| General characteristics | |
| Meter type | static |
| Connection mode(phase, wires, elements) | 3p,4w,3e |
| Direction of energy flow/registers | Two-registers,bi-directional |
| Terminal arrangement | DIN |
| Protective class | Category2 |
| Impulse voltage | 8kV |
| Environmental application | |
| Ambient temperature range | -40℃ to+70℃(3k7) - tested up to+75℃ as a specific customer requirement |
| Humidity class | H1 |
| IP Rating/environmental use | IP54/indoor |
| Meter quantities | |
| Nominal voltage($U_{nom}$) | 3x133/230V and 3x230/400V |
| Nominal frequency($f_{nom}$) | 60Hz |
| Maximum current($I_{max}$) | 100A |
| Transitional current($I_{tr}$) | 1A($I_{b}=10$A) |
| Minimum current($I_{min}$) | 0,5A |
| Starting current($I_{st}$) | 0,04A |
| Meter constant | 1.000imp./kWh |
| Product version | |
| Hardware version | MainPCB:OKRW7.820.1376F PowerPCB:OKRW7.820.1282C |
| Software identification | Checksum:75DF01DD |
OIML Certificate
OIML Member State The Netherlands
Number R46/2006-A-NL1-21.13 revision 1 Project number 2512554
Page 3 of 3
Certificate history:
This revision replaces the previous version.
| Revision | Date | Description of the modification |
| Initial | 2021-03-09 | - |
| 1 | 2023-07-07 | Impulse voltage level included |