Modular automatic backup power transfer switch for generators (ATS) | 2P | 100A | 230V | 10kA | PC class | 50/60Hz
Code: ES-LMS1-100GAAutomatic резервe power transfer switch ATS, designed to automatically transfer the load between two power sources – the main electrical grid and a backup generator or inverter system. The device ensures that in the event of a main voltage failure, the electrical circuit is safely and quickly switched to backup power, and when the grid supply is restored, it is returned back automatically. This is a professional PC type automatic power transfer switch, developed for large single-phase loads up to 100A, featuring a high 10kA breaking capacity, long mechanical service life, and compliance with international standards.
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Technical Specifications
Type: automatic transfer switch for backup power supply (ATS)
Class: PC Type
Polarity: 2P
Phase: single phase
Rated current: 100A
Frame current: 100A
Rated operational voltage (Ue): AC220V / AC230V
Frequency: 50/60Hz
Breaking capacity: 10kA
Impulse voltage withstand: 8kV
Mechanical life cycle: 5000 operations
Electrical life cycle: 2000 operations
Standard: IEC60947-6-1
Certificates: CE, CCCFunctions
Automatic mains and generator switching - the device continuously monitors the main power source. When voltage disappears or becomes unstable, the ATS automatically disconnects the mains and connects the generator or another backup power supply.
Safe separation of two sources - the PC type construction ensures that both power sources never connect to each other. This is extremely important for generator protection and overall electrical installation safety.
High 100A load capacity - suitable for controlling not only individual devices, but also the entire house main input, workshop line, commercial premises power supply, or larger electrical consumers.
High 10kA breaking capacity - operates reliably even under higher inrush current surges, motor loads, or sudden grid disturbances.
Overvoltage resistance - 8kV impulse voltage withstand helps protect the switching mechanism from sudden power surges.Application
For household users: An excellent solution for residential houses, cottages, farmhouses, or garden houses where automatic heating support, water supply, security system operation, and uninterrupted lighting are important.
For electricians/installers: The installer receives a professional standardized ATS unit, safe separation of two sources, reliable operation up to 100A, suitable for integration into distribution boards, generator cabinets, or automation panels.
For engineers/designers: Suitable for designing backup power systems, automatic generator start circuits, critical load switching, and ATS panels for small industrial facilities.
For business premises and farms: Solves one of the most important problems - business continuity when grid power supply is interrupted.Advantages
Fully automatic power source switching
Suitable for generator or inverter backup line
High 100A rated current
High 10kA breaking capacity
PC type safe separation of two inputs
Resistant to grid overvoltages up to 8kV
Suitable for household and industrial use
Certified according to CE and IEC standards
Long mechanical service life
Reduces losses caused by power outagesDisadvantages
Designed for single-phase systems, not suitable for three-phase facilities
For fully automatic generator start, additional starting automation may be required (depends on generator model)
Professional installation by a qualified electrician is recommended
For larger systems with very sensitive electronics, additional protection modules may be usedDoes this device switch automatically when electricity fails?
Yes, when the main power supply fails, the ATS automatically switches the power to the generator or another backup source. When electricity is restored, the system returns back to the main grid.
Is this model suitable for a house?
Yes, this 100A single-phase model is perfectly suitable for residential houses, cottages, garages, workshops, or other places where a backup generator is used.
Is manual switching required?
No, the entire switching function takes place automatically. The user does not need to physically operate any switches.
Is this device difficult to install?
Installation is not complicated for a qualified electrician, however due to the high current and the connection of two power sources, it is recommended that the connection be carried out by a specialist.
Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.This product is marked with the CE label, which confirms that it complies with all applicable European Union directives and regulations. CE marking is not just a formality – it is an important indicator of quality and safety, ensuring that the product has been properly assessed, tested, and can be safely used throughout the EU market.
CE certification means that the product has been evaluated according to the main criteria:
Safety requirements – ensures that the product does not pose a risk to the user or the environment
Electromagnetic compatibility (EMC) – the device does not interfere with other equipment and is resistant to external disturbances
Environmental standards – complies with current ecological and material usage requirements
Operational reliability – the product is suitable for long-term use according to its intended purposeCE marking allows this product to:
be legally supplied and used in all European Union countries
ensure a high level of quality and safety
be used in residential, commercial, and industrial environmentsThe CE mark is a declaration of the manufacturer’s responsibility, confirming that the product complies with all applicable standards and has been assessed according to EU legislation.
What does this mean for you as a buyer?
Safe use in everyday activities
Reliable performance and reduced risk of failure
Compliance with EU standards and requirements
Suitability for professional solutions
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