R46/2012-A-NL1-20.10 Rev. 1
OIML Certificate
OIML Member State The Netherlands
Number R46/2012-A-NL1-20.10 revision 1
Project number 2504721
Page 1 of 5
Issuing authority
NMi Certin B.V. Person responsible: M.Ph.D. Schmidt
Applicant and Manufacturer
Saudi Meters Company ltd.
2nd Industrial Area
4719 Riyadh 14331
7141 Unit No.1
Saudi Arabia
Identification of the certified type
Type: MA309MH4LSA, MA309MH4LSA1, MA309MT3LSA or MA309MT4LSA
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
B (MA309MHxxxx) or C (MA309MTxxxx)
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.
OIML Certificate
OIML Member State The Netherlands
Number R46/2012-A-NL1-20.10 revision 1
Project number 2504721
Page 2 of 5
The conformity was established by the results of tests and examinations provided in the associated reports:
No. NMi-2504721-01 dated 22 December 2020 that includes 56 pages;
No. NMi-2504721-02 dated 22 December 2020 that includes 59 pages;
No. NMi-2504721-03 dated 22 December 2020 that includes 11 pages;
No. NMi-2504721-04 dated 22 December 2020 that includes 11 pages.
Characteristics of the Active electrical energy meter
In Table 1 the general characteristics of the measuring instrument are presented.
Table 1 General characteristics
| General characteristics MA309MH4LSA | |
| 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℃;tested up to+75℃as a specific customer requirement. |
| Humidity class | H2 |
| IP Rating/environmental use | IP54 |
| Meter quantities | |
| Nominal voltage($U_{nom}$) | 3x133/230V...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($I_{st}$) | 0.040A |
| Meter constant | 1.000imp./kWh |
| Product version | |
| Hardware version | V4.1/V4.1 |
OIML Certificate
OIML Member State The Netherlands
Number R46/2012-A-NL1-20.10 revision 1
Project number 2504721
Page 3 of 5
| Module version | NB-IoT module CL101—V1.0, CL101Y—V1.1, CL101K—V1.0, CL101G—V1.1, CL101Y1—V1.1, CL101K1—V1.0LTE module CL102—V2.2, PRIME PLC--CP115A—V5.0 |
| Software identification | LR:100A1016 Checksum:AC642855 |
| General characteristics MA309MH4LSA1 | |
| 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℃;tested up to+75℃as a specific customer requirement. |
| Humidity class | H2 |
| IP Rating/environmental use | IP54 |
| Meter quantities | |
| Nominal voltage($U_{nom}$) | 3x133/230V...3x230/400V |
| Nominal frequency($f_{nom}$) | 60Hz |
| Maximum current($I_{max}$) | 160A |
| Transitional current($I_{tr}$) | 2A($I_{b}=20$A) |
| Minimum current($I_{min}$) | 1A |
| Starting current($I_{st}$) | 0.080A |
| Meter constant | 1.000imp./kWh |
| Product version | |
| Hardware version | V4.1/V4.1 |
| Module version | NB-IoT moduleCL101—V1.0,CL101Y—V1.1,CL101K—V1.0,CL101G—V1.1,CL101Y1—V1.1,CL101K1—V1.0LTE moduleCL102—V2.2,PRIME PLC--CP115A—V5.0 |
| Software identification | LR:160A1110Checksum:3FC4389C |
OIML Certificate
OIML Member State The Netherlands
Number R46/2012-A-NL1-20.10 revision 1
Project number 2504721
Page 4 of 5
| General characteristics MA309MT3LSA | |
| Meter type | Static |
| Connection mode(phase, wires,elements) | 3p,3w,2e(CT/VT connected) |
| Direction of energy flow/registers | Two-registers,bi-directional |
| Terminal arrangement | DIN |
| Protective class | Category2 |
| Environmental application | |
| Ambient temperature range | -40℃to+70℃;tested up to+75℃as a specific customer requirement. |
| Humidity class | H2 |
| IP Rating/environmental use | IP54 |
| Meter quantities | |
| Nominal voltage($U_{nom}$) | 3x110V |
| Nominal frequency($f_{nom}$) | 60Hz |
| Maximum current($I_{max}$) | 6A |
| Transitional current($I_{tr}$) | 0.075A |
| Minimum current($I_{min}$) | 0.015A |
| Starting current($I_{st}$) | 0.0015A |
| Meter constant | 10.000imp./kWh |
| Product version | |
| Hardware version | V4.1/V4.1 |
| Module version | NB-IoT moduleCL101—V1.0,CL101Y—V1.1,CL101K—V1.0,CL101G—V1.1,CL101Y1—V1.1,CL101K1—V1.0LTE moduleCL102—V2.2 |
| Software identification | LR:P1VT1314Checksum:98DC3052 |
| General characteristics MA309MT4LSA | |
| Meter type | Static |
| Connection mode(phase, wires, elements) | 3p,4w,3e(CT connected) |
| Direction of energy flow/registers | Two-registers,bi-directional |
| Terminal arrangement | DIN |
| Protective class | Category2 |
OIML Certificate
OIML Member State The Netherlands
Number R46/2012-A-NL1-20.10 revision 1
Project number 2504721
Page 5 of 5
| Environmental application | |
| Ambient temperature range | -40℃ to +70℃; tested up to +75℃ as a specific customer requirement. |
| Humidity class | H2 |
| IP Rating / environmental use | IP54 |
| Meter quantities | |
| Nominal voltage ($U_{nom}$) | 3x133/230V...3x230/400V |
| Nominal frequency ($f_{nom}$) | 60Hz |
| Maximum current ($I_{max}$) | 6A |
| Transitional current ($I_{tr}$) | 0.075A |
| Minimum current ($I_{min}$) | 0.015A |
| Starting current ($I_{st}$) | 0.0015A |
| Meter constant | 10.000imp./kWh |
| Product version | |
| Hardware version | V4.1/V4.1 |
| Module version | NB-IoT module CL101—V1.0, CL101Y—V1.1, CL101K—V1.0, CL101G—V1.1, CL101Y1—V1.1, CL101K1—V1.0LTE module CL102—V2.2, PRIME PLC--CP115A—V5.0 |
| Software identification | LR:P1CT1214 Checksum:E70EB764 |
Certificate history: This revision replaces the previous version.
| Revision | Date | Description of the modification |
| Initial | 2020-12-22 | - |
| 1 | 2023-07-07 | Impulse voltage level included |