DDSU1589 Single-Phase Electronic Energy Meter (DIN-rail)
DDSU1589
DIN-rail single-phase energy meter compliant with GB/T 17215.321-2021, supporting direct single-phase line/neutral connection, bidirectional high-accuracy metering and 5-tariff/14-period time-of-use billing, with DL/T645-2007/1997 and MODBUS-RTU dual-protocol communication.
DDSU1589 Single-Phase Electronic Energy Meter (DIN-rail)
DDSU1589
Product Overview
The DDSU1589 Single-Phase Electronic Energy Meter is DIN-rail mounted and compliant with GB/T 17215.321-2021, supporting direct single-phase line/neutral connection, bidirectional high-accuracy metering and 5-tariff/14-period time-of-use billing, with DL/T645-2007/1997 and MODBUS-RTU dual-protocol communication. It suits residential communities, office buildings, shopping malls, industrial parks and charging piles.
Core Capabilities
DIN-rail mounting with direct single-phase line/neutral connection. Bidirectional high-accuracy metering, 5-tariff/14-period billing. DL/T645-2007/1997 and MODBUS-RTU, RS485 (optional 4G). Data retention ≥10 years.
Data Generated
Product Features
Convenient DIN-Rail Mounting
35mm standard DIN-rail mounting, recommended height 1.8m.
Bidirectional High-Accuracy Metering
Active class B (optional class C), measurement range 0~999999.99kW·h.
Multi-Protocol Networking
Supports DL/T645-2007/1997 and MODBUS-RTU over RS485, optional 4G.
Time-of-Use Billing
Supports 5 tariffs / 14 periods / 8-day schedule.
System Topology
Selection Guide
Select by current rating and pole count.
Available Specifications
Current 1.5(6)A / 5(60)A / 10(100)A; structure 1P/2P/4P (2P/4P front 72×100mm).
| Current ratings | 1.5(6)A / 5(60)A / 10(100)A |
| Structure | 1P / 2P / 4P |
| Meter constant | 1600imp/kWh |
Technical Parameters
Basic Parameters
Standard GB/T 17215.321-2021; rated voltage AC220V/230V 50Hz; current 1.5(6)A/5(60)A/10(100)A; active class B (optional C); DL/T645-2007/1997, MODBUS-RTU, RS485 (optional 4G); operating temperature -10~+55℃.
| Standard | GB/T 17215.321-2021 |
| Rated voltage | AC220V/230V 50Hz |
| Current ratings | 1.5(6)A / 5(60)A / 10(100)A |
| Accuracy class | Active class B (optional C) |
| Protocol | DL/T645-2007/1997, MODBUS-RTU |
| Interface | RS485 (optional 4G) |
| Tariffs/periods | 5 tariffs / 14 periods |
| Data retention | ≥10 years (new battery) |
| Mounting | 35mm DIN-rail |
Key Points
Definition: The DDSU1589 Single-Phase Electronic Energy Meter (DIN-rail) is a FEXLINK digital energy product compliant with GB/T 17215.321-2021. Core capabilities: bidirectional metering, 5 tariffs/14 periods, DL/T645+MODBUS-RTU, RS485 (optional 4G). Applicable scenarios: residential communities, office buildings, shopping malls, industrial parks, charging piles, energy monitoring systems. Related products: ESA all-element smart meter, ESE power quality monitor, CW Edge Computing Gateway.
FAQ
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