Pr_60_70_15_31 Frequency monitoring relays
General information
Category
Status
This code is part of the latest version of Uniclass. Products v1.36, October 2024
Contains
No more codes below this point
Other items in this category
Pr_60_70_15_02 Arc flash protection relays
Pr_60_70_15_04 Auto-reclose relays
Pr_60_70_15_05 Auxiliary current transformers
Pr_60_70_15_07 Buchholz aseismic blocking relays
Pr_60_70_15_08 Buchholz gas detector relays
Pr_60_70_15_09 Bus zone protection (BZP) alternating current (a.c.) wiring supervision relays
Pr_60_70_15_10 Bus zone protection (BZP) bus protection differential relays
Pr_60_70_15_11 Bus zone protection (BZP) selection relays
Pr_60_70_15_12 Bus zone protection (BZP) selection supervision flagging relays
Pr_60_70_15_13 Bus zone protection (BZP) supervision relays
Pr_60_70_15_14 Bus zone protection (BZP) tripping relays
Pr_60_70_15_16 Capacitor voltage transformer monitoring relays
Pr_60_70_15_17 Circuit breaker fail definite time relays
Pr_60_70_15_18 Circuit breaker fail instantaneous over-current relays
Pr_60_70_15_19 Circuit breaker fail tripping relays
Pr_60_70_15_21 Definite time relays
Pr_60_70_15_22 Differential relays
Pr_60_70_15_23 Direct current (d.c.) supervision relays
Pr_60_70_15_24 Directional relays
Pr_60_70_15_25 Distance relays
Pr_60_70_15_27 Earth fault definite time relays
Pr_60_70_15_40 Instantaneous and inverse over-current earth fault relays
Pr_60_70_15_41 Instantaneous and inverse time over-current relays
Pr_60_70_15_42 Instantaneous earth fault relays
Pr_60_70_15_43 Instantaneous over-current relays
Pr_60_70_15_44 Intertrip relays
Pr_60_70_15_45 Inverse time over-current with voltage restraint relays
Pr_60_70_15_54 Multiple-function relays
Pr_60_70_15_56 Negative sequence relays
Pr_60_70_15_57 Neutral displacement relays
Pr_60_70_15_58 Over-current, earth fault and auto-reclose relays
Pr_60_70_15_59 Over-temperature relays
Pr_60_70_15_60 Over-voltage definite time relays
Pr_60_70_15_65 Point on wave relays
Pr_60_70_15_77 Sensitive earth fault alarm relays
Pr_60_70_15_85 Synchronous check relays
Pr_60_70_15_90 Trip circuit supervision relays
Pr_60_70_15_95 Voltage-monitoring relays
Pr_60_70_15_97 Winding temperature indication and control relays
Publication history
Where to use Pr_60_70_15_31
COBie
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Pr_60_70_15_31 : Frequency monitoring relays
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