我们提供UL489, CSA C22.2 No.5; UL 1077, CSA C22.2No.235 and IEC 60947-2各类标准的断路器UL489/CSA C22.2 No.5标准断路器适合场合Typical applications
Feeder and branch circuit protection
• Convenience receptacle circuits (internal/external)
• Motor control circuits
• Load circuits leaving the equipment (external)
• HACR equipment (heating, air conditioning, refrigeration)
• PLC I/O points
• Power supplies
• Control instrumentation
• Power conditioners
UL 1077 supplementary protectors
Used for overcurrent protection within appliances or electrical equipment, where branch circuit protection
is already provided or not required.
Note: UL 489 devices can be used in place of UL 1077; UL 1077 devices cannot be used in place of UL 489.