Meba multifunctional prepaying meters MB091QB is a kind of single phase two wire active energy meter which purchase electricity by IC card, electric energy measuring, load control and using electricity management. The meter completely accord with relevant technical requirements of class 1 single phase active energy meter stipulated in international standard IEC 62053-21. It can accurate and directly measure 50Hz or 60Hz active energy consumption from single phase AC electricity net, it is use for setting indoor or out door meter box. This meter has LCD display power. It has following features: god reliability, light weight, specious nice appearance, convenient installation, etc.


Technical Data

Model Accuracy Reference Voltage(V) Current specifications(A) Starting current(A) Insulation performance
MB091QB Class 1 127
AC voltage 4kv for 1 minute,
1.2/50us waveform
pulse voltage 6kv


Installing Diagram




Dimension for MB091QB
Dimension for MB091QB





Wiring diagram for MB091QB
Wiring diagram for MB091QB



1. Standard configuration one meter one card, can repeat input money from PC machinery which with IC programmer, may select one-time recharge card. (Please specified when ordering).
2. It has IC card with code and data against false, standard configuration use storage IC card, may select non-contact RF card. (Product Configuration code is QJ)
3. Standard configuration payment by kWh, may select payment by money. (Please specified when ordering).
4. Standard configuration of the prepayment management system use of single version, may select network version. (Please specified when ordering).
5. It has load control and function of automatic fault detection and instructions, standard configuration without function of open terminals cover and detection, may select open terminals cover and cut power. (Please specified when ordering).
6. Standard configuration 7 LCD digits display, 6+1 digits display (999999.1kWh), may select 5+1LED digits display. (Product Configuration code is PB).
7. A port of pulse output passive closed (polarity), complying with standard IEC 62053-31 and standard DIN 43864.
8. Three LED instructions power supply state (green), signal of energy impulse (red) and direction of the flow of load current (yellow).
9. Automatic detection the direction of the flow of load current. When the yellow LED display, that is meaning the direction of the flow of load current reverse.
10. Single direction single component measure single phase two wire active energy consumption. It is nothing with direction of the flow of load current. Complying with standard IEC 62053-21.
11. Direct connect operation, there are two types wiring you may select. Standard configuration type 1A wiring, may select type 1B wiring (Product Configuration code is QA).
12. Front board three fixed installation, standard configuration extension terminals cover, in order to protect to use safety, may select short terminals cover.  (Product Configuration code is QD).

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