IEEE C37.2
(Standard Electrical
Power System Device
Function Numbers and
Contact Designations)
Continued
50 – Instantaneous Overcurrent Relay
52 – AC Circuit Breaker
53 – Exciter Or DC Generator Relay
54 – Turning Gear Engaging Device
59AC – AC Overvoltage Relay
59DC – DC Overvoltage Relay
62 – Time Delay Stopping Or Opening Relay
63 – Pressure Switch
71 – Level Switch
74 – Alarm Relay
81 – Frequency Relay
83 – Automatic Selective Control Or Transfer Relay
86 – Lockout Relay
In line with our policy of continual development, Deep Sea Electronics, reserve the right to change specification without notice.
To Next Page
Loading...
