---
certificate:
  number: R46/2012-B-CN2-19.01
  scheme: B
  page_total: 1
  member_state: China
  date_issued: '2019-11-22'
  oiml_issuer_id: CN2
issuing_authority:
  name: National Institute of Metrology, China
  address_lines:
  - No.18, Bei San Huan Dong Lu, Chaoyang Dist, Beijing, P.R.China
  person_responsible: Mr. Fang Xiang
  person_title: Director
  phone: "+86 10 64524602"
  email: oimlia@nim.ac.cn
  website: www.nim.ac.cn
  oiml_issuer_id: CN2
applicants:
- name: Shenzhen Star Instrument Co.,Ltd.
  address_lines:
  - Star Industrial Park, Baolong Industrial City, Longgang District, Shenzhen, China
manufacturers:
- name: Shenzhen Star Instrument Co.,Ltd.
  address_lines:
  - Star Industrial Park, Baolong Industrial City, Longgang District, Shenzhen, China
certified_type:
  category: Single-phase Electrical Energy Meter
  type_designations:
  - DDS26D
  description: '120V 0.25-5(100)A 60Hz Active: Cl.B'
characteristics:
  type_level:
    accuracy_class:
      value: B
    connection_mode:
      value: direct-connected
    connection_mode_details:
      value: single phase two wires, one element
    alternative_connection_mode:
      value: none
    direction_of_energy_flow:
      value: bi-directional
    register:
      value: single-register
    nominal_voltage:
      value: 120
      unit_symbol: V
      unit_id: u:volt
    nominal_frequency:
      value: 60
      unit_symbol: Hz
      unit_id: u:hertz
    maximum_current:
      value: 100
      unit_symbol: A
      unit_id: u:ampere
    transitional_current:
      value: 0.5
      unit_symbol: A
      unit_id: u:ampere
    minimum_current:
      value: 0.25
      unit_symbol: A
      unit_id: u:ampere
    starting_current:
      value: 0.02
      unit_symbol: A
      unit_id: u:ampere
    meter_constant:
      value: 3200
      unit_symbol: imp/kWh
      unit_id: u:impulse_per_kilowatt_hour
    specified_clock_frequencies:
      value: 32.768
      unit_symbol: kHz
      unit_id: u:hertz
    indoor_outdoor:
      value: indoor
    ip_rating:
      value: IP54
    terminal_arrangement:
      value: BS
    insulation_protection_class:
      value: II
    tilt_mounting_position:
      value: any position is allowed
    hardware_version:
      value: K131-V2-BGZ108X-301-MCU
    software_identification:
      value: 'Active MTR firmware version: V0104; Active MTR firmware signature: D98524C4'
    communication_interface:
      value: 1 Optical port, 1 RS485 port
  model_level: []
  config_level: []
recommendation:
  id: R46
  edition: 2012
  scheme: B
  accuracy_classes:
  - B
test_reports:
- id: TER-R46/2012-CN2-2019.01
  date: '2019-11-21'
  pages: 13
  role: type_evaluation_report
- id: SIMT2019F14-41-001
  date: '2019-08-23'
  pages: 75
  role: test_report
revision_history:
- revision: '0'
  date: '2019-11-22'
  changes: Initial issue
_traceability:
  raw_labels:
    software_identification: software_version