3001-0A SIEMENS Motor Protector

Review SIEMENS 4-pole Industrial Motor Protector 1nc Auxiliary Used

The Siemens 3001-0A 4-pole Motor Protector Type 1NC is an essential electrical component designed to ensure the safety and reliability of industrial motor applications. This motor protection device is specifically engineered for use with 4-pole, three-phase, squirrel cage induction motors.

This Motor Protector is a non-delay, instantaneous type, which means it responds instantly when the motor current exceeds the rated value. It is equipped with a single-pole, normally closed (NC) contact that opens when the overload condition is detected. This contact can be used to control an external alarm or to disconnect the motor from the power source once the overload condition is detected.

The Siemens 3001-0A Motor Protector is designed with a thermal overload protection element that compensates for the motor's thermal time constant, ensuring accurate and reliable protection. It features a current transformer for accurate current measurement and a thermal sensing element that monitors the motor's temperature.

This Motor Protector is built with high-quality materials and advanced engineering techniques to ensure long-lasting performance. It is designed to operate in harsh industrial environments and can withstand high temperatures and vibrations.

The 3001-0A Motor Protector is easy to install and comes with clear instructions for wiring and mounting. It is compatible with various motor starter configurations and can be used with both star and delta connected motors.

In summary, the Siemens 3001-0A 4-pole Motor Protector Type 1NC is a reliable and accurate electrical component that provides essential overload protection for industrial motors. Its instantaneous response and single-pole, normally closed contact make it an ideal solution for applications where quick response and external alarm are crucial. With its high-quality construction, easy installation, and compatibility with various motor starter configurations, this Motor Protector is a valuable addition to any industrial motor control system.

Siemens 3001-0A 4-pole motor protector Type 1NC is a overload relay used to protect motors from overcurrent conditions. Here are some pros and cons of buying this specific model:

1. Siemens is a reputed brand known for its high-quality electrical equipment, ensuring reliability and durability.

2. The 4-pole design of this overload relay offers overload protection for both single-phase and three-phase motors.

3. The Type 1NC contact provides normally closed contacts, which can be used for various applications, including motor control and alarm systems.

4. This model features a thermal magnetic overload element, which provides protection against both overload and overheating conditions.

5. The compact size and lightweight design make it easy to install and integrate into various control systems.

1. The price point of this overload relay is relatively higher than some other brands, which might be a concern for budget-conscious buyers.

2. Some users have reported issues with the sensitivity of the overload element, which could lead to premature tripping or failure to trip under heavy loads.

3. The lack of digital display or communication capabilities might be a disadvantage for users who require advanced monitoring and control features.

The Siemens 3001-0A 4-pole motor protector Type 1NC is a reliable and durable solution for motor protection applications. Its reputation for quality, versatility, and ease of installation make it a popular choice among electrical engineers and maintenance professionals. However, its relatively higher price point and potential sensitivity issues might be a concern for some buyers.

If you are looking for a high-quality and reliable motor protector, the Siemens 3001-0A 4-pole motor protector Type 1NC is a solid choice. Its versatility, compact size, and ease of installation make it a practical solution for various motor protection applications. However, if you are on a tight budget or require advanced monitoring and control features, you might want to consider alternative brands or models.

Details:

Unit displays cosmetic wear consistent with service use, including surface dirt, oxidation, and label markings visible in photos. Measurements, approximate dimensions: 3.5 inches wide 4.5 tall 2.5 deep. Compact din rail mount form factor typical for industrial control panel installation. Overview, genuine Siemens 3001-0A industrial motor protector, manufactured in turkey circa 19801990and designed for circuit protection control applications.

All four breaker toggles move freely and respond to manual operation. Weight approximately 1 lb. This 4-pole manual motor starter features one normally closed 1nc auxiliary contact and is commonly used in industrial control panels, branch circuits, protection systems. Pricing, priced at current market value for used industrial motor protectors.

Not electrically load tested. Eco-friendly paper insulation protects unit during transit. Suitable for use in industrial environments where specifications and compatibility have been verified by the end user. Manual motor protector with rotary toggle switches.

Condition, pre-owned, removed from industrial equipment.

specifications genpurrelays:

• brand: Siemens
• mpn: 3001-0a
• mounting style: Din Rail Mount
• current type: Ac
• application: Industrial
• type: Motor Protector / Industrial Circuit Breaker
• auxiliary contacts: 1nc
• rated current: 20a
• rated voltage: 800v Ac
• country of manufacture: Turkey
• standards: Iec, Ce
• current rating: 3001-0 A

returns genpurrelays:

• paid by: buyer
• time: 30 days
• policy: returns accepted
• method: money back

seller genpurrelays:

• # reviews: 1592
• rating: 99.9%
• city: pensacola, florida

offer genpurrelays:

• started: april 20, 2026
• in stock #: 5
• sold #: 7
• prices: $42.49–$80.00
• item condition:
  • Used
  • New
  • New – Open box
• best offers: true
• options: ship-to-home
• availability: in stock

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• type: fixed
• carrier: usps
• transit: 4-10 days
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• class: standard, economy

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general genpurrelays:

• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays