DTSY541 integrated three phase keypad prepayment meter is the latest one-way prepayment meter according to IEC 62053-21 and IEC 62055-31/41/51. The data transmitting is according to Standard Transfer Specification (STS), the meter case is IP54 enable it suitable for tropical using. Furthermore, the meter is wide current measurement designing, and the maximum current can be 100(A) when the basic current Ib is 5(A). The meter also has terminal cover opening anti-tamer function to ensure the security of the meter.
Three Phase four Wires
Class 1 (IEC 62053-21)
Rated voltage Un
3 x 220V/380V
Operating voltage range
Basic current Ib
Maximum current Imax
Current circuit power consumption<=1.0VA
Operating temperature range
--25℃ ~ +80℃
-40℃ ~ +85℃
1 circuit optical interface;
3X4 Membrane keypad
Compatible IEC62055-51, STS Standard
10(120)A:3 Phase Main contactor(120A);
Overload disconnect contactor
≤0.5s/day (in 23°C)
RTC support (Option)
10 years battery operation life operating for
1 Active pulse output;
Active: 6+2 display
1 Meter terminal cover seal;
Import/Export active energy
Instantaneous value measurement
--(current/voltage/Active power/Power Factor of each phase)
2. Anti-tamper Function
Meter Cover open detection and record
Meter terminal open detection and record
Energy reverse detection
3. Event record
Anti-tamper detection event
local keypad credit charging, through 20-digit token.
Support Friendly credit, can be setting through PC software
Protocol Compatible to IEC62055-51, STS Standard
5. AMI Function
Daily readout: Energy data(kWh)
Real readout: Energy data(kWh),Credit Value(kWh)
Real disconnect/reconnect relay;
Real read relay status;
Optical interface/1 RS485 or PLC(Option);
Protocol compatible to (Local)IEC62056-21 and (Remote)DLMS HDLC or IEC62056-21;
Hangzhou LAISON technology Co. Ltd. was established in 2012,the company advocating people-oriented,honesty pragmatic and cornerstone in the development of enterprise and the power,pursue the mutually beneficial business philosophy,adhering to,quality-remain costant way of winning ,is committed to let customers get the most satisfactory service,development promoted by the enterprises.
Why choose us?
The quality we provide——outstanding quality assurance.
The service we provide——we take care of your order.
Depending on our our company's powerful R&D team,efficient production management,topping service system and scientific market strategy.We will always be your ideal partner,let us join hands together to create brilliant.
Warranty ( 24 months warranty )
1. The warranty starts from the delivery date from our factory;
2. During the warranty, any defective product will get repaired or replaced for free ;
3. It is beyond the warranty as the products breaked by the violence , the carelessness or repaired , altered without authorization.