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List of Device Numbers6 l8 x' `( @( E7 C
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* 1 - Master Element( J4 ~0 Y/ F6 ^+ [) O' z8 q, F
* 2 - Time Delay Starting or Closing Relay6 K. f2 w2 ]- D# m# d# w* G% g
* 3 - Checking or Interlocking Relay
& ~8 D2 {: H/ R1 d: D * 4 - Master Contactor7 C- A' T' @) V2 r: V2 j
* 5 - Stopping Device9 J( }9 e$ M: |! J
* 6 - Starting Circuit Breaker
6 l. I0 M! B1 o- ^ p5 |: g * 7 - Anode Circuit Breaker
* ^7 z. q) D0 i# _4 [" @ * 8 - Control Power Disconnecting Device
, G7 E; k! h$ s2 W" f * 9 - Reversing Device3 _3 m8 ?) C) w+ V/ W
* 10 - Unit Sequence Switch4 c5 c) M. c, F# T7 l
* 12 - Overspeed Device
! |0 k9 [7 s8 E: s * 13 - Synchronous-speed Device
8 w R- q. M% r% @& ? * 14 - Underspeed Device
9 _: X( u. g3 W7 z * 15 - Speed - or Frequency-Matching Device
2 ~* J i7 F0 Z" M" ^2 y( z * 21 - Distance Relay
0 v( O' U- |" o1 E6 m7 G * 23 - Temperature Control Device
' e, }3 m, ]5 w7 K * 25 - Synchronizing or Synchronism-Check Device5 ?5 E4 V9 Z. [) \
* 26 - Apparatus Thermal Device
: H$ b/ [3 [6 g5 }* T2 p: `/ K * 27 - Undervoltage Relay( P3 O% ^& i$ S/ S1 d, O
* 29 - Isolating Contactor* K9 @# _$ }- p1 a
* 30 - Annunciator Relay, q. F. N$ S2 @
* 32 - Directional Power Relay! _( w. O* Z6 Y7 w
* 36 - Polarity or Polarizing Voltage Devices
( w: H- c0 l1 z9 p * 37 - Undercurrent or Underpower Relay
9 T$ B h, E/ \! z/ ?7 F, \( g8 m6 V * 38 - Bearing Protective Device
9 I9 w0 U" Y3 ?- x/ s4 [4 _ * 39 - Mechanical Conduction Monitor: E' @0 |5 ]! q8 Q w
* 40 - Field Relay
( I1 y% o2 z' ?( ? * 41 - Field Circuit Breaker- f3 p0 V4 j0 J l# \# t
* 42 - Running Circuit Breaker8 a) h- W9 T$ v1 t2 M- y- X6 H# a
* 43 - Manual Transfer or Selector Device8 Z& |* K: A% h7 u- a
* 46 - Reverse-phase or Phase-Balance Relay
# A% b, k9 B" D6 l6 G% a$ D; l * 47 - Phase-Sequence Voltage Relay
) ~8 N1 D1 |$ V E3 l% Z * 48 - Incomplete-Sequence Relay
" t$ L. W# b* G/ A, ^ * 49 - Machine or Transformer Thermal Relay
/ T. V+ O2 d" K% T9 ]/ s* I% e& D* Z( B: ~ * 50 - Instantaneous Overcurrent' n1 |0 \; V$ g {/ s
* 51 - AC Time Overcurrent Relay
( |/ X. U3 c J& n; |0 J * 52 - AC Circuit Breaker1 G9 |, o. o1 A& h, | H
* 53 - Exciter or DC Generator Relay
. Y r' e# K4 q0 V; e) k l0 z2 _1 {+ t * 54 - High-Speed DC Circuit Breaker
$ K( b0 J. h h3 ] * 55 - Power Factor Relay
7 s6 M9 o# |1 ~ * 56 - Field Application Relay
Q, i( g* i5 a6 {7 J( Z. ~# }2 H$ |* f * 59 - Overvoltage Relay
! f! q* X7 I# a * 60 - Voltage or Current Balance Relay
: @: b0 T/ e7 c# P+ [0 F * 61 - Machine Split Phase Current Balance3 q3 g4 O2 Z C+ z8 j- e# B6 f* u
* 62 - Time-Delay Stopping or Opening Relay
. r% Y. i6 O& W' e# T * 63 - Pressure Switch8 a1 X2 S5 U7 f Q; ]% K) y7 ~
* 64 - Ground Detector Relay
$ Q! i2 d, R) b9 e3 x( x, R * 65 - Governor' s5 s' |) `$ Z
* 66 - Starts per Hour- A6 H% V; t0 h. p
* 67 - AC Directional Overcurrent Relay
- O0 m# e) n+ f! n" K4 x * 68 - Blocking Relay. A H2 X/ `0 Y$ ?
* 69 - Permissive Control Device3 ?! y: d% _& i
* 71 - Level Switch
1 ^* F5 F5 `4 u8 k7 W9 b; Q0 C3 J# U * 72 - DC Circuit Breaker2 O+ \: e& v+ ~- J
* 74 - Alarm Relay- ^0 \8 c u! I& y7 c; P
* 75 - Position Changing Mechanism
8 e. E) j/ `# z- b% U8 Y! V * 76 - DC Overcurrent Relay- i9 ]4 ~4 d0 F& [' x
* 78 - Phase-Angle Measuring or Out-of-Step Protective Relay
5 Q% Q0 o2 h$ \, _, z * 79 - AC-Reclosing Relay4 D+ U) u& ]% ^9 }! W
* 81 - Frequency Relay t* S' W2 V# k1 R+ H
* 83 - Automatic Selective Control or Transfer Relay
! h/ P) I8 Q0 P9 D * 84 - Operating Mechanism+ s: e$ x2 Y# b
* 85 - Carrier or Pilot-Wire Receiver Relay* o4 y4 W& o$ I+ L+ _- z
* 86 - Lockout Relay$ W" n) m9 j0 ?' |' Q
* 87 - Differential Protective Relay
$ g& Q% c: T# J9 i, ^ * 89 - Line Switch/ O+ s, [2 l! x
* 90 - Regulating Device
" i; S& C+ k+ S$ u) W6 k0 @% a * 91 - Voltage Directional Relay
1 O4 v1 a' G5 |) x * 92 - Voltage and Power Directional Relay7 H4 ]5 F. M' g+ f b7 A7 g* k
* 94 - Tripping or Trip-Free Relay2 w0 H! {! C v j4 ?
* 95 - Reluctance Torque Synchrocheck
( E) n1 V( `* L$ e * 96 - Autoloading Relay |
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