EN
- Overview
- Specifications
- Description
- Applications
- Troubleshooting and Maintenance Recommendations
- FAQ
- Recommended Products
Overview
Place of Origin: |
USA |
Brand Name: |
GE |
Model Number: |
MMII-PD-1-2-240 |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
5-7 days |
Payment Terms: |
T/T |
Supply Ability: |
In stock |
Specifications
|
Description |
Specification |
|
Model |
MMII-PD-1-2-240 |
|
Part name |
Motor Management Unit |
|
Software |
EnerVista |
|
Fuse type/rating |
0.5 A 250 V fast blow, high breaking capacity |
|
Single phase accuracy |
±2 percentage points |
|
Digital inputs |
6 fixed & 10 configurable (optically isolated) |
|
Output ports |
4 |
|
Input ports |
16 |
|
Power consumption |
25 VA (maximum), 7 VA (nominal) |
|
Control voltage |
240 VAC |
Description
The General Electric MMII-PD-1-2-240 Multilin Motor Management Unit is a series of control modules that combine several functions for controlling motor capabilities and providing motor protection, such as handling any possible overloads, unbalanced phases, possible contractor failings, and rotor is locking and/or stalling.
Applications
Paper Plants: Control pulp pumps and dryer motors to prevent overload shutdowns.
Steel Smelting: Protect blower systems from inverter interference in high-temperature environments.
Petrochemical Plants: Monitor pumps and compressors near hazardous zones for safety.
Cement Plants: Provide protection for kiln and crusher motor start-up under heavy load.
Water Treatment Plants: Enable automated pump station control via multi-port communication.
Troubleshooting and Maintenance Recommendations
Fuse Safety: If module fails to start, check built-in protection fuses and replace with same spec.
Input Circuit: Monitor 16 input ports; check external voltage if signals are lost.
Data Accuracy: Perform periodic zero-point calibration to maintain measurement accuracy.
Software Connection: Ensure proper shielding grounding to avoid communication write failures.
FAQ
Q: What input signal processing does the MMII-PD-1-2-240 support?
A: It provides 16 input ports (6 fixed, 10 configurable) with opto-isolation for strong anti-interference performance.
Q: What are the control voltage specifications of the MMII-PD-1-2-240?
A: It is designed for 240 VAC control environments compatible with medium and high-voltage switchgear systems.
Q: What is the power consumption of the MMII-PD-1-2-240 during operation?
A: It consumes about 7 VA typically, and up to 25 VA under full load.
Q: What protection does the MMII-PD-1-2-240 use for internal electrical faults?
A: It includes a 0.5 A, 250 V fast-blow fuse to quickly cut abnormal current and protect components.
Q: How accurate is the MMII-PD-1-2-240 in single-phase monitoring?
A: It maintains measurement accuracy within ±2% deviation for reliable monitoring performance.
