EATON INDUSTRIES Dumeco Disconnector - DMM-125/1
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Product Information
Full details
The EATON INDUSTRIES Dumeco Disconnector (DMM-125/1) is a robust 3-pole + SN switch-disconnector designed for main switch applications in industrial settings. It offers reliable circuit isolation with a maximum rated operating voltage of 690V and a continuous current rating of 125A, ensuring safety and operational continuity. A key benefit is its direct pole surface mount design for straightforward installation. However, users should note its IP20 protection rating, indicating it's suitable for indoor environments and requires protection from moisture and dust.
All features
| Series | Dumeco |
|---|---|
| Model Part Number | 1314210 DMM-125/1 |
| Brand | EATON INDUSTRIES |
Extended Product Information
FAQs
What is the maximum voltage this disconnector can handle?
The EATON INDUSTRIES Dumeco DMM-125/1 has a maximum rated operating voltage (Ue) of 690V.
What is the continuous current rating of this disconnector?
It has a rated continuous current (Iu) of 125A, and a rated continuous current for AC-23 at 400V of 125A.
What type of environment is this disconnector suitable for?
With an IP20 protection rating, it is suitable for dry, indoor environments where it is protected from dust and moisture.
How many poles does this disconnector have?
This model is a 3 pole + SN (neutral) direct pole surface mount isolator switch.
What is the power rating for this disconnector?
The disconnector has a power rating of 59kW.
Can this disconnector be used for outdoor applications?
No, due to its IP20 rating, it is not suitable for outdoor applications or environments exposed to moisture and dust.
What does 'Dumeco series' refer to?
Dumeco is a series of products by EATON INDUSTRIES, typically encompassing disconnectors and related electrical components, designed for specific industrial applications.
Troubleshooting
Switch is difficult to operate
Ensure the unit is properly mounted and not stressed. Check for obstructions around the operating mechanism. Verify that electrical load is within specified limits.
Overheating at terminals
Verify that conductors are correctly sized for the 125A rating. Ensure all terminal screws are tightened to the specified torque. Check for corrosion or damage on the terminals and conductors.
Disconnector does not fully engage or disengage
Check for any physical obstructions. Ensure the unit is securely mounted and not experiencing any mechanical binding. If the issue persists, the unit may require replacement.
Visible signs of damage
Immediately de-energize and isolate the circuit. Do not operate the disconnector. Inspect for cracks, burns, or signs of corrosion. If damage is found, replace the unit.
Pros and Cons
Pros
- High voltage and current ratings suitable for industrial loads.
- Reliable isolation for main switch applications.
- Direct pole surface mount design simplifies installation.
- Durable build quality from EATON INDUSTRIES.
- Includes a neutral pole (SN) for complete circuit management.
Cons
- IP20 protection limits use to dry, indoor environments.
- Requires external protection against dust and moisture.
- Not suitable for applications requiring higher ingress protection ratings.
- Power rating of 59kW should be considered for load matching.
Setup, Compatibility & Care
Setup: This disconnector is designed for direct pole surface mounting. Ensure the mounting surface is clean, flat, and capable of supporting the weight of the unit. Follow local electrical codes and regulations for proper wiring and termination. Use appropriately sized conductors for the 125A rating and ensure secure connections to prevent overheating.
Compatibility: The DMM-125/1 is compatible with standard industrial electrical systems operating up to 690V. It is designed for use with AC power. Ensure your system's fault current rating is within the capabilities of the disconnector. It is part of the EATON INDUSTRIES Dumeco series, suggesting compatibility with other components within that product line.
Care: Due to its IP20 rating, this disconnector must be installed in a clean, dry, and dust-free environment. Avoid exposing it to moisture, corrosive agents, or excessive vibration. Regular visual inspections for damage or loose connections are recommended. Cleaning should be done with a dry or slightly damp (non-conductive) cloth only when the power is completely disconnected and locked out. Never use solvents or abrasive cleaners.