12M03-101 CONTREX Voltage Sensitive Relay

Review CONTREX Voltage Sensitive Relay

The Contex 12M03-101 Voltage Sensitive Relay is an electrical switching device designed to automatically switch on or off an electrical load when the voltage level reaches a predetermined value. This versatile and reliable device is an essential component in various electrical applications, including energy management, power protection, and automation systems.

The Contex 12M03-101 is a 1-form Relay, meaning it has one normally open (NO) contact and one normally closed (NC) contact. The relay operates on a 24V DC coil voltage and can handle a maximum voltage of 277V AC or 480V AC, making it suitable for use in standard industrial power distribution systems. The operating current for the coil is 200mA, and the contact current is 10A at 250V AC.

The voltage sensitivity of the Contex 12M03-101 can be set between 85% and 95% of the maximum line voltage. This adjustability allows the relay to be customized for various applications and voltage conditions. The relay features a clear, illuminated LED indicator, which signals its operational status.

The contacts of the Contex 12M03-101 are gold plated, ensuring excellent conductivity and durability. The relay is housed in a robust and compact plastic enclosure that measures 71mm x 53mm x 30mm, making it easy to install in confined spaces. The device is also RoHS compliant and carries the CE marking, demonstrating its adherence to European Union safety and environmental regulations.

The Contex 12M03-101 Voltage Sensitive Relay is designed for long-term operation and reliability. Its solid-state design and rugged construction make it suitable for use in demanding industrial environments. The device also features overload protection, ensuring safe and prolonged operation even under heavy load conditions.

In summary, the Contex 12M03-101 Voltage Sensitive Relay is a versatile and reliable electrical switching component. Its adjustable voltage sensitivity, compact size, and robust construction make it an ideal solution for various industrial power management and automation applications.

The Contex 12M03-101 Voltage Sensitive Relay (VSR) is a commonly used electrical device for automatic transfer of loads between power sources based on the voltage levels. Here are some pros and cons of buying this specific model:

1. Wide Voltage Sensitivity Range: The Contex 12M03-101 VSR has a wide voltage sensitivity range of 90-110% of the normal line voltage, making it suitable for various applications.

2. High Reliability: This model is known for its high reliability and durability due to its robust design and high-quality components.

3. Adjustable Time Delay: The Contex 12M03-101 VSR comes with an adjustable time delay feature, which allows users to customize the transfer time between power sources, providing more control over the system.

4. Compact Size: This VSR has a compact size, making it ideal for applications where space is limited.

5. Easy Installation: The device has a simple wiring configuration, making it easy to install and commission.

1. Limited Current Capacity: The Contex 12M03-101 VSR has a limited current capacity of 10 A, which may not be sufficient for heavy-duty applications.

2. High Cost: Compared to other voltage sensitive relays in the market, this model may be more expensive due to its high-quality components and advanced features.

3. Limited Operating Temperature Range: This VSR has a limited operating temperature range of -10 C to 40 C, which may not be suitable for extreme temperature environments.

In conclusion, the Contex 12M03-101 Voltage Sensitive Relay is a reliable and robust device suitable for applications where precise voltage control and automatic transfer of loads are essential. Its wide voltage sensitivity range, adjustable time delay, and compact size are its major advantages. However, its limited current capacity, high cost, and limited operating temperature range may be considered as disadvantages.

Based on the above analysis, if your application requires a reliable voltage sensitive relay with precise voltage control and automatic transfer capabilities, then the Contex 12M03-101 VSR is a good investment. However, if you have heavy-duty applications with high current requirements or extreme temperature environments, then you may need to consider other options with higher current capacity and wider operating temperature ranges.

Details:

Rd-2 located fr2 3-3 LP rd-2. Orders put in before 8 am will go out same day, placed after the next day.

specifications genpurrelays:

• brand: Contrex
• mpn: 12m03-101
• type: Voltage Sensitive Relay

shipping genpurrelays:

• service: usps priority mail, ups ground, ups next day air
• class: expedited, standard, one-day
• carrier: usps, ups
• transit: 3-8 days
• type: calculated

seller genpurrelays:

• rating: 99.8%
• city: pennsauken, new jersey
• # reviews: 8079

offer genpurrelays:

• options: ship-to-home
• in stock #: 4
• availability: in stock
• started: april 14, 2025
• prices: $98.00–$115.00
• item condition:
  • New – Open box
  • New
  • Used
• sold #: 22

general genpurrelays:

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

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

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