HL251-78 datasheet by Carling Technologies

HL251-78 Frequently Asked Questions (FAQs)

• What is the operating temperature range for the HL251-78?
  The operating temperature range for the HL251-78 is -40°C to 85°C (-40°F to 185°F), as per the manufacturer's specifications.
• Is the HL251-78 circuit breaker suitable for use in high-vibration environments?
  Yes, the HL251-78 is designed to withstand high-vibration environments and meets the requirements of MIL-STD-202, Method 204, Condition D, which simulates vibration testing.
• Can the HL251-78 be used in applications with high inrush currents?
  Yes, the HL251-78 is designed to handle high inrush currents and has a high peak current capability, making it suitable for applications with high inrush currents, such as motor starting or capacitor charging.
• Is the HL251-78 circuit breaker compatible with UL 489 and IEC 60947-2 standards?
  Yes, the HL251-78 meets the requirements of UL 489 and IEC 60947-2 standards for molded-case circuit breakers, ensuring compliance with industry safety standards.
• What is the typical response time for the HL251-78 circuit breaker?
  The typical response time for the HL251-78 circuit breaker is around 1-2 milliseconds, depending on the application and operating conditions.