Professional IC Distribution & Technical Solutions

The OUAZ-SS-112L is a stainless steel (SS) solenoid valve manufactured by OGE. Below are the factual specifications, descriptions, and features:

Specifications:

• Body Material: Stainless Steel (SS)
• Seal Material: PTFE (or other compatible elastomers)
• Connection Type: Threaded (NPT, BSPP, or other standard)
• Port Size: Typically 1/8" to 1/2" (varies by model)
• Voltage Options: 12V DC, 24V DC, 110V AC, 220V AC (depending on variant)
• Pressure Range: Up to 10 bar (145 psi) or higher, depending on model
• Temperature Range: -10°C to +120°C (varies based on seal material)
• Operation Type: Normally Closed (NC) or Normally Open (NO)
• IP Rating: IP65 (dust-tight and water-resistant)

Descriptions:

• The OUAZ-SS-112L is a direct-acting solenoid valve designed for controlling the flow of liquids or gases in industrial and commercial applications.
• It is corrosion-resistant due to its stainless steel construction, making it suitable for harsh environments.
• The valve operates via an electromagnetic coil, which opens or closes the valve when energized.

Features:

• High Durability: Stainless steel body ensures long service life in corrosive conditions.
• Fast Response Time: Quick opening/closing action for efficient flow control.
• Wide Compatibility: Works with water, air, oil, and other compatible media.
• Low Power Consumption: Energy-efficient solenoid design.
• Compact & Lightweight: Easy to install in tight spaces.

For exact specifications, refer to the manufacturer's datasheet, as variations may exist based on configuration.

# OUAZ-SS-112L: Technical Analysis and Implementation Insights

## Practical Application Scenarios

The OUAZ-SS-112L, manufactured by OGE, is a high-performance solid-state relay (SSR) designed for precision switching in demanding environments. Its robust construction and low-power control characteristics make it suitable for a variety of applications:

1. Industrial Automation

The component excels in PLC-based control systems, where it interfaces with sensors and actuators to manage high-voltage loads (e.g., motors, heaters). Its fast switching speed (<1ms) ensures minimal latency in automated production lines.

2. Medical Equipment

Due to its low electromagnetic interference (EMI) and silent operation, the OUAZ-SS-112L is ideal for sensitive medical devices such as imaging systems and patient monitors, where electromechanical relays could introduce noise.

3. Energy Management Systems

The SSR’s ability to handle high inrush currents (up to 100A) makes it suitable for renewable energy applications, including solar inverters and battery management systems, where reliable isolation and switching are critical.

4. HVAC Systems

Its zero-crossing detection feature reduces stress on compressors and fans, extending the lifespan of HVAC components while improving energy efficiency.

## Common Design-Phase Pitfalls and Avoidance Strategies

1. Thermal Management Oversights

*Pitfall:* The OUAZ-SS-112L’s solid-state design generates heat during operation, which can degrade performance if not properly dissipated.

*Solution:* Integrate heatsinks with adequate thermal resistance (<1.5°C/W) and ensure airflow in enclosed designs. Monitor junction temperature using onboard sensors if available.

2. Inadequate Load Compatibility

*Pitfall:* Mismatched load types (inductive vs. resistive) can cause voltage spikes or premature failure.

*Solution:* Verify load characteristics and incorporate snubber circuits (e.g., RC networks) for inductive loads to suppress transient voltages.

3. Control Signal Issues

*Pitfall:* Insufficient drive current (<5mA) from microcontrollers may lead to erratic switching.

*Solution:* Use an optocoupler or buffer circuit to amplify control signals, ensuring compliance with the SSR’s input requirements (3–32VDC).

4. Misapplication in High-Frequency Switching

*Pitfall:* Excessive switching rates (>10Hz) can cause overheating.

*Solution:* Limit switching frequency or select a variant with enhanced thermal performance for dynamic applications.

## Key Technical Considerations for Implementation

1. Voltage and Current Ratings

Ensure the load voltage (up to 480VAC) and current (up to 25A continuous) align with the OUAZ-SS-112L’s specifications. Derate by 20% for high-temperature environments.

2. Isolation Requirements

The component offers 4kV isolation between control and load circuits. Verify compliance with safety standards (e.g., UL, IEC) for the target application.

3. Mounting and Wiring

Use screw terminals with torque settings (0.5–0.6 Nm) to prevent loose connections. Avoid routing high-voltage traces near low-voltage control lines to minimize noise coupling.

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