SO Pulse Output Integration
Provides one SO Pulse Output for compatible pulse-input devices and data-acquisition systems.
DEM3A001 100 A Three-Phase DIN-Rail Energy Meter with SO Pulse Output
DEM3A001 is a 3P DIN-rail, direct-connected 3P3W (Delta) / 3P4W energy meter rated up to 100 A. It provides one SO Pulse Output, class 0.5 active-energy accuracy and flexible energy calculation for pulse-based submetering.
Direct connection
3P3W (Delta) / 3P4W
MID Certified
MID
120/208–230/400 V 3-phase rated voltage
100 A Maximum current (Imax)
54 mm DIN-rail width
-40°C to +70°C Operating temperature
Product Highlights
Three-phase direct pulse-output metering
Class 0.5 Active Energy Accuracy
Class 0.5 active-energy measurement supports reliable monitoring and submetering applications.
Flexible Energy Calculation
Supports forward, reverse, absolute-value, algebraic-sum and net-energy calculation modes for flexible submetering applications.
Pulse Constant and Output Compatibility
Suitable for compatible pulse-input integration equipment.
Display, Alarms and Diagnostics
LCD display, pulse LED, EEP diagnostics and configurable monitoring alarms support daily operation.
Panel Protection and DIN-Rail Installation
IP20, OVC III and Class II are stated in the controlled specification.
Applications
Applications and Selection Guidance
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DC/PV monitoring for inverters, storage systems and distributed energy monitoring.
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Branch metering for buildings, factories, tenants and energy allocation.
Explore ApplicationData Center Energy Metering
Rack, cabinet and distribution power monitoring for data center operations.
Explore ApplicationTechnical Specifications
Technical Specifications
| Connection type | Direct connection |
| Wire system | 3P3W (Delta) / 3P4W |
| Rated voltage (Un) | 3 x 120/208 V to 3 x 230/400 V |
| Voltage tolerance | 0.8 to 1.15 Un |
| Frequency | 50/60 Hz |
| Current connection | Direct connection |
| Basic current (Ib) | 5 A |
| Minimum current (Imin) | 0.15 A (MID) / 0.25 A (IEC) |
| Maximum current (Imax) | 100 A |
| Power consumption | ≤2 W / 10 VA |
| Pulse constant | 1000 imp/kWh |
| Voltage accuracy | ±0.5 % |
| Current accuracy | ±0.5 % |
| Frequency accuracy | ±0.5 % |
| Active power accuracy | ±0.5 % |
| Reactive power accuracy | ±1 % |
| Active energy accuracy | Class 0.5 |
| Reactive energy accuracy | Class 1 |
| Output type | 1 x SO Pulse Output |
| Display and controls | Backlit LCD, 500 ms refresh, page navigation and setting buttons |
| LED indicator | Red pulse LED |
| Metering functions | Energy, power, power factor and harmonic monitoring |
| Energy calculation | Forward, reverse, absolute-value, algebraic-sum and net-energy modes |
| Tariff function | Not supported |
| Diagnostics and alarms | EEP self-diagnostics and configurable monitoring alarms |
| Other functions | Local firmware upgrade, wiring check, screen saver, page filter and runtime-hour counter |
| Operating temperature | −40°C to +70°C |
| IP rating | IP20; use an IP54 outdoor or IP51 indoor enclosure. |
| Overvoltage category | OVC III |
| Protection class | Class II |
| Rated impulse withstand voltage | 6 kV |
| Mounting | DIN-rail mounting, 3 modules (54 mm) |
| Applicable standards | IEC 62052-11:2020 / IEC 62053-21:2020 / IEC 62053-23:2020 / EN 50470-3:2022 |
Structure & Dimensions
DEM3A001 Dimensions & Wiring
Dimensions
Wiring
FAQ
Product FAQ
What is DEM3A001?
DEM3A001 is a 3P DIN-rail, direct-connected 3P3W (Delta) / 3P4W energy meter rated up to 100 A. It provides one SO Pulse Output, class 0.5 active-energy accuracy and flexible energy calculation for pulse-based submetering.
What connection and wire system does DEM3A001 use?
DEM3A001 uses direct connection with 3P3W (Delta) / 3P4W wiring.
What is the maximum current of DEM3A001?
The maximum current (Imax) is 100 A.
What is the pulse constant of DEM3A001?
The pulse constant is 1000 imp/kWh.
What interface or output does DEM3A001 provide?
It provides one SO Pulse Output for compatible pulse-input integration equipment.
What is the active energy accuracy?
The active energy accuracy is Class 0.5.
What tariff function is available?
This SO Pulse Output model does not include a tariff function.
What is the MID status of DEM3A001?
MID Certified. Display this status only when the certificate-verification page confirms the exact model/variant scope and current validity.
Product Downloads
Product Datasheet Download
Datasheet
DEM3A Series Product Datasheet
Official DEM3A series datasheet covering product overview, specifications, wiring and dimensions.
Download PDF- Product overview and features
- Technical specifications
- Wiring diagrams and dimensions
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