Single-phase Split-type Keypad Prepayment Meter

Model:	DDSSP
Brand:	Star
Origin:	Made In China
Category:	Electronics & Electricity / Electronic Instrument / Electricity Meter & Instrument
Label:	single phase , split type , watt hour meter
Price:	-
Min. Order:	1000 pc

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Product Description

DDSY23S Single-phase Split-type Keypad Prepayment Energy Meter is an active energy meter adopting digital media to exchange information. After the user loads the purchased energy to the meter, it charges with energy amount as basic unit. The meter is equipped with digital keypad interface to measure active energy and realize prepayment control functions. Its Measurement & Control Unit (MCU) includes Measurement Unit, Real-time Clock Unit, Load Switch and other auxiliary devices, and its Display Unit (UIU) includes Digital Keypad Interface and Display Screen.

Function:
When the balance energy value is zero or in overdraft, the disconnection signal is generated for controlling the automatic cutting off of load. The meter will measure automatically when input the new purchased energy.
Self-detection and self-diagnose function
Event record function (including cover opening event, tamper event and power failure event)
Measuring normally when energy reversing
Demand calculation
Detection & control for user’s power load

Applicable conditions:
Ambient temperature -25℃ ~ +70℃，Storage temperature -40℃ ~ +70℃ Maximum relative humidity ≤95%；

Operating voltage range:
0.70Un ～1.30Un: the meter can work normally within this voltage range