SAI Easy UPS 3S 15 kVA 400 V 3:3 for internal batteries

The SAI Easy UPS 3S 15 kVA 400 V 3:3 by Schneider Electric, reference E3SUPS15KHB, is a high-efficiency three-phase uninterruptible power supply system, designed to ensure business continuity in data centres, command rooms, and other critical infrastructures. This system provides reliable protection against power interruptions, ensuring that equipment continues to operate safely and smoothly, even in challenging environments.

This model from the Easy UPS 3S range offers a rated power of 15 kVA and 15 kW, making it an ideal solution for small and medium-sized enterprises requiring an uninterrupted power source. Thanks to its robust electrical design and its capacity to manage critical loads, this UPS is exceptionally easy to install, operate, maintain, and repair. Its compatibility with different battery configurations allows users to customise autonomy according to the needs of their infrastructure.

The Easy UPS 3S is designed for use with internal batteries but does not include batteries as standard, allowing the user to choose the type of battery that best suits the demands of their system. It is compatible with the E3SBT4 and E3SBTH4 battery series, facilitating the customisation of autonomy according to the required backup time.

Main Technical Features:

• Main input voltage: 400 V AC (3 phases), also compatible with 380 V and 415 V
• Output voltage: 400 V AC (3 phases), compatible with 380 V and 415 V
• Rated power: 15 kVA / 15 kW
• Maximum input current: 28 A per phase
• Total harmonic distortion of input: Less than 3% for full load
• Input power factor at full load: 0.99
• Load power factor: From 0.9 leading to 0.9 lagging
• Network frequency: 45-65 Hz
• Efficiency: High efficiency, ideal for demanding environments
• Output voltage THD: < 3% at linear load
• Topology: Online double conversion, ensuring constant and uninterrupted power supply

The UPS is also equipped with a dust filter and conformally coated cards, making it a robust choice for environments where dirt or dust may be an issue. These features ensure that the equipment operates optimally under difficult conditions, protecting both the UPS itself and the connected equipment.

Flexibility in Battery Configuration:

The Easy UPS 3S is supplied without batteries, allowing users to adapt the battery configuration according to their specific needs. The system supports internal VRLA batteries (Valve Regulated Lead-Acid Batteries) with a battery voltage of 240 V and provides 3 empty slots for additional battery modules, facilitating the expansion of autonomy.

Dimensions and Physical Design:

• Height: 140 cm
• Width: 38 cm
• Depth: 92.8 cm
• Weight: 112 kg
• Colour: White (RAL 9003)

The compact design of this UPS facilitates its integration into data rooms or command rooms where space may be limited. Additionally, it is compatible with installations at both 50 Hz and 60 Hz, offering flexibility for different types of electrical networks.

Safety and Protection:

The SAI Easy UPS 3S offers complete protection against overloads and short circuits, with a breaking capacity of up to 10 kA. It is designed to maintain the safety and operability of critical systems, reducing the risk of unplanned interruptions in the power network. Furthermore, this UPS complies with international standards IEC/EN 60947-5-1 and EN 61643-11: 2012, ensuring it has been tested to the highest safety and performance standards.