The DEIF CSQ-3 functions as a dedicated synchronization monitor, acting as the critical bridge between generators and electrical bus systems in industrial automation setups. Here’s how it works: the device continuously measures voltage, frequency, and phase angle between a generator and a target bus, then visually indicates when synchronization conditions are met. It fits into power control architectures as a standalone module, typically mounted in control panels alongside generators, switchgear, or distributed control system (DCS) interfaces.
Model Number CSQ-3
Brand DEIF
Type Industrial Synchronization Monitor
Input Voltage 100–690 VAC (generator and bus measurements)
Operating Temp Range -20°C to +55°C
Mounting Style Panel-mounted with DIN rail compatibility
Dimensions 144 mm x 144 mm x 100 mm (W x H x D)
Weight 0.8 kg
Interface/Bus Relay outputs, visual LED indicators
Compliance CE, UL, CUL
Supported Protocols N/A (hardwired logic with relay outputs)
Typical Power Draw 12–24 VDC, 150 mA max
The DEIF CSQ-3 functions as a dedicated synchronization monitor, acting as the critical bridge between generators and electrical bus systems in industrial automation setups. Here’s how it works: the device continuously measures voltage, frequency, and phase angle between a generator and a target bus, then visually indicates when synchronization conditions are met. It fits into power control architectures as a standalone module, typically mounted in control panels alongside generators, switchgear, or distributed control system (DCS) interfaces.
CSQ-3
In operation, the DEIF CSQ-3 processes real-time data from both the generator and bus, using built-in logic to determine if voltage, frequency, and phase parameters fall within user-defined safe ranges. When conditions are optimal, it activates a synchronization relay to signal that connection is safe—preventing the destructive inrush currents that occur with misaligned phases. It integrates with common industrial protocols, allowing it to communicate status to SCADA systems or local HMI panels. This makes it a flexible fit for both retrofitted legacy systems and new power control designs, where it complements PLCs and power management systems by handling the specialized task of synchronization monitoring.
CSQ-3
Technical specifications:
Model Number CSQ-3
Brand DEIF
Type Industrial Synchronization Monitor
Input Voltage 100–690 VAC (generator and bus measurements)
Operating Temp Range -20°C to +55°C
Mounting Style Panel-mounted with DIN rail compatibility
Dimensions 144 mm x 144 mm x 100 mm (W x H x D)
Weight 0.8 kg
Interface/Bus Relay outputs, visual LED indicators
Compliance CE, UL, CUL
Supported Protocols N/A (hardwired logic with relay outputs)
Typical Power Draw 12–24 VDC, 150 mA max
Contact Us Phone:+86 16626708626 WeChat/WhatsApp:+86 16626708626 Email: 3772179818@qq.com
CSQ-3
Main features and advantages:
The DEIF CSQ-3 delivers tangible value through its ability to turn complex synchronization data into actionable, real-time guidance. Its intuitive LED ring display eliminates the need for specialized training—technicians can quickly assess phase alignment at a glance, reducing the risk of human error during critical connection procedures. This visual clarity translates to faster decision-making, whether during scheduled generator maintenance or emergency backup activation.
Long-term, the DEIF CSQ-3reduces operational costs by minimizing wear on contactors and breakers. By ensuring connections only occur under optimal conditions, it prevents the mechanical stress caused by phase-related inrush currents, extending equipment lifespans. Its robust design, resistant to harmonic distortion and electrical noise, ensures consistent performance in harsh industrial environments—meaning fewer calibration checks and less unplanned downtime for the automation systems it supports. For engineers, this reliability translates to greater confidence in power system resilience.
CSQ-3
Application areas:
The DEIF CSQ-3 finds its place in diverse industrial environments where precise power synchronization is non-negotiable. In manufacturing facilities, it ensures backup generators seamlessly take over during utility outages, preventing production line shutdowns. On marine vessels, where space and reliability are critical, the DEIFCSQ-3 synchronizes auxiliary generators with the main bus, ensuring stable power for navigation systems and onboard automation.
In renewable energy applications—such as wind farms or solar microgrids—it plays a key role in connecting distributed generators to the main grid, managing the variable output of renewable sources to maintain phase and frequency alignment. It’s also invaluable in data centers, where even a momentary power disruption can cost millions. Here, the DEIF CSQ-3 ensures standby generators sync with the critical bus before uninterruptible power supplies (UPS) deplete, maintaining continuous power to server farms and control systems.
CSQ-3
Related products:
DEIF CSQ-2 – Previous generation synchronization monitor with basic phase indication, suitable for less critical applications.
DEIF CSQ-4 – Advanced model with digital communication (Modbus) and remote monitoring capabilities for smart grid integration.
DEIF PMS300 – Power management system that works with the DEIF CSQ-3 to optimize load sharing across multiple generators.
DEIF AGC242 – Genset controller that pairs with the DEIF CSQ-3 for full generator control and synchronization automation.
DEIF IOM200 – Input/output module that extends the DEIF CSQ-3’s monitoring capabilities to additional voltage sources.
DEIF COM-10 – Communication gateway enabling the DEIF CSQ-3 to interface with SCADA systems via Ethernet.
DEIF SCM-10 – Synchronization check module for high-voltage applications, complementing the DEIF CSQ-3 in 11kV+ systems.
CSQ-3
Installation and maintenance:
Before installing the DEIF CSQ-3, verify that the input voltage range (100–690 VAC) matches your generator and bus specifications. Ensure the mounting location in the control panel provides at least 50mm of clearance for ventilation, as ambient temperatures exceeding 55°C can affect measurement accuracy. Check that the control power supply (12–24 VDC) is properly fused and isolated from high-voltage circuits to prevent noise interference.
For maintenance, perform quarterly visual inspections of the LED display and terminal connections—look for dim indicators or corrosion, which can signal connection issues. Calibrate the unit annually using a certified phase generator to ensure phase angle measurements remain within ±5 degrees of accuracy. When replacing wiring, use shielded cables terminated at both ends to maintain noise immunity, especially in environments with variable frequency drives or high-power motors.
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Email: 3772179818@qq.com
Phone: +86 16626708626
