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What is the main difference between the 180G24, 250G24, and 315G24 models?
The primary difference is the pressure setting range. The DBETBX-1X/180G24-37Z4M offers 0-180 bar, the /250G24-37Z4M2 provides 0-250 bar, and the /315G24-37Z4M covers 0-315 bar. All three models share identical mechanical dimensions, electrical interfaces (37Z4M solenoid), and mounting configurations, but are calibrated for different pressure ranges to suit various system requirements. The choice depends on your maximum operating pressure needs.
Why does the 250G24 model have "M2" suffix while the others have "M"?
The "M2" suffix typically indies a specific manufacturing variant, coil configuration, or regional specifiion that differs from the standard "M" designation. This could relate to minor differences in coil winding, connector type, or certifiion requirements. Both configurations maintain the same 37Z4M electrical characteristics (3.7A max current) and are functionally equivalent for most appliions. For exact differences, please consult the manufacturer's technical documentation or contact technical support.
What is the advantage of using the 37Z4M solenoid configuration in high-pressure appliions?
The 37Z4M configuration (3.7A max current) provides significantly higher electromagnetic force compared to lower-current solenoids. In high-pressure appliions, this results in faster response times (<30 ms), better dynamic performance when handling high-viscosity fluids at elevated pressures, and improved resistance to contamination and pressure-induced forces. The higher current capability ensures reliable operation even under demanding conditions where pressure forces on the spool are substantial.
Do these high-pressure models require any special installation considerations?
Yes, high-pressure appliions require additional precautions. Ensure all hydraulic connections, hoses, and fittings are rated for at least the maximum system pressure (315 bar). Use proper sealing washers and verify torque specifiions. The system filtration should be maintained at 10 μm absolute minimum, and fluid cleanliness should meet NAS 1638 Class 8 or better. During commissioning, perform pressure tests gradually and check for leaks at all connections. Always follow the manufacturer's installation guidelines for high-pressure systems.
Can I use the 315G24 model for appliions that only require 200 bar?
While technically possible, it is not recommended for optimal performance. Operating significantly below the maximum pressure setting reduces pressure resolution and control accuracy. The 315G24 model has a resolution of approximately 3.15 bar per volt, while using a model closer to your operating pressure (such as the 250G24 or 180G24) would provide better resolution and precision. For 200 bar appliions, the 250G24 model would be more appropriate.
What safety features are built into these high-pressure proportional relief valves?
These valves incorporate several safety features. First, they provide mechanical pressure limitation even if the electrical control fails--the spring-loaded spool will maintain maximum pressure protection. Second, the position feedback signal allows for closed-loop monitoring, enabling the control system to detect faults like spool sticking or solenoid failure. Third, the valves are designed with robust construction to withstand high-pressure surges. However, users must ensure the overall hydraulic system includes appropriate safety valves, pressure sensors, and emergency stop functions as required by local safety standards.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Total Annual:
1 million-10 millon
Employee Number:
>50
Ecer Certification：
Verified Supplier
Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha... Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha...
