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List of Device Numbers
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" ]6 f# k z( R: x6 t7 x& y: z * 1 - Master Element
3 x9 H; J4 }6 e0 B D2 K O O, r * 2 - Time Delay Starting or Closing Relay
! k. {/ V" O( f0 r * 3 - Checking or Interlocking Relay
# ^& j; @* T' a1 M+ Y * 4 - Master Contactor+ h8 y6 ~& L' |7 @* B
* 5 - Stopping Device+ u* g& f1 i1 f+ j
* 6 - Starting Circuit Breaker( V' [0 G9 N/ @; E; I
* 7 - Anode Circuit Breaker: K0 F8 r# l4 y
* 8 - Control Power Disconnecting Device
+ g* K6 i& j5 R" |% c( T * 9 - Reversing Device4 D' x0 F4 G: H; Q6 s, m
* 10 - Unit Sequence Switch! |; U, c: J: X6 m" S9 P G; K$ G# n
* 12 - Overspeed Device$ P9 R7 O% I, |, N6 K( f2 M% ^
* 13 - Synchronous-speed Device7 J" Y. x: o i
* 14 - Underspeed Device
: {1 C* W+ Q4 }. ~5 i# h5 G * 15 - Speed - or Frequency-Matching Device
( F% z, c* `8 ]. G# z- u2 O' {3 n * 21 - Distance Relay
8 n$ J) \- p# G5 i3 J * 23 - Temperature Control Device
+ r) K4 A' E. u( O1 k1 h9 X * 25 - Synchronizing or Synchronism-Check Device
1 z: ]3 u# M' b2 `' c * 26 - Apparatus Thermal Device i7 M6 L: O% l1 h" R! \! e
* 27 - Undervoltage Relay
& o# @; c0 c' l4 }0 K* W& l3 i% a, k * 29 - Isolating Contactor7 u% K T% M/ ^, \# L
* 30 - Annunciator Relay- k- F/ \) G) P, }. V
* 32 - Directional Power Relay0 ~; i$ ?7 @! ?& x& x5 y6 V
* 36 - Polarity or Polarizing Voltage Devices2 p- n' `9 n; O Y+ X
* 37 - Undercurrent or Underpower Relay
* R" f7 O8 l2 \3 |8 S5 N) Y, e3 }+ y * 38 - Bearing Protective Device6 S5 `. X2 q$ y
* 39 - Mechanical Conduction Monitor
) y/ p/ Q' ~2 V. F1 ^ * 40 - Field Relay
% m1 V) e/ q0 [, C* i * 41 - Field Circuit Breaker) Y5 H, m% m3 o6 J& ^+ Z
* 42 - Running Circuit Breaker
8 r* e6 N) B; A! D2 m * 43 - Manual Transfer or Selector Device$ d5 _4 P: ~7 R4 M' j3 o1 S
* 46 - Reverse-phase or Phase-Balance Relay6 u; v. b7 L: m2 g
* 47 - Phase-Sequence Voltage Relay' F; D4 h2 G; `; R; Y: I" W' H
* 48 - Incomplete-Sequence Relay
. z, M& C S& ^: E$ _ * 49 - Machine or Transformer Thermal Relay4 ?7 K7 ~0 c& Y1 Y6 R
* 50 - Instantaneous Overcurrent; z/ o7 N, T% M% G/ J- X; V
* 51 - AC Time Overcurrent Relay t& a, B a8 u) n/ _% w, k' |* [: J
* 52 - AC Circuit Breaker6 r. w4 X3 L$ [- H3 f0 V/ f
* 53 - Exciter or DC Generator Relay, B2 Q7 c: @: E( I( E% B
* 54 - High-Speed DC Circuit Breaker
5 p' ?1 E+ ^1 a( B9 T3 ~ * 55 - Power Factor Relay6 g1 s* P. g9 X- k
* 56 - Field Application Relay
/ M+ `" S" @! i) \ * 59 - Overvoltage Relay* F2 u( G1 K7 @* e* z# L: `
* 60 - Voltage or Current Balance Relay. n* i; [* H% Q; j
* 61 - Machine Split Phase Current Balance: n, _1 N3 H" y. ]) W$ ?
* 62 - Time-Delay Stopping or Opening Relay
0 P3 G) G( s* X. D& {$ h * 63 - Pressure Switch7 @4 f6 _ M" |
* 64 - Ground Detector Relay4 R' V, D C. [5 V' c" E! w
* 65 - Governor5 A1 S; }" S3 A- @/ r
* 66 - Starts per Hour
^# M5 h3 G o5 @8 k * 67 - AC Directional Overcurrent Relay
3 P5 c5 x9 ]! M0 U+ g$ j: r7 k * 68 - Blocking Relay
! B7 R8 R* o1 ?- C * 69 - Permissive Control Device
$ Q- b1 a; L$ ~4 i8 N- }* l * 71 - Level Switch
+ M& s6 [5 V& B8 E3 I * 72 - DC Circuit Breaker* K, w- G4 p. e, r
* 74 - Alarm Relay" U2 X: Q# h- z( R
* 75 - Position Changing Mechanism
% z# X3 m4 ~( V- C- ~1 x* l * 76 - DC Overcurrent Relay: d) n d" E* u* t
* 78 - Phase-Angle Measuring or Out-of-Step Protective Relay
. c9 x: A r, {$ y0 h0 l6 @ * 79 - AC-Reclosing Relay
9 \8 p! M7 p( B" u * 81 - Frequency Relay' {! m$ g, M, i7 o. C' @: |! c1 r1 a; N$ l
* 83 - Automatic Selective Control or Transfer Relay/ q5 P5 `& D, x9 `6 u8 Z
* 84 - Operating Mechanism: v; q9 L3 Y; K' c) W: i
* 85 - Carrier or Pilot-Wire Receiver Relay
5 N: G& B' h( j, F% y E" T) B * 86 - Lockout Relay
8 b2 W7 t9 u/ {/ t# \: q, d1 h * 87 - Differential Protective Relay4 P' J, J7 u2 L) Y* b4 [
* 89 - Line Switch
8 v- T: V/ V; @% _* R4 z6 c) [ * 90 - Regulating Device* ^5 }' N# D2 p" M- V3 {8 m
* 91 - Voltage Directional Relay3 {" P" b' v4 @3 B$ `! @' C
* 92 - Voltage and Power Directional Relay
+ {4 L$ g/ B2 P: A4 x * 94 - Tripping or Trip-Free Relay7 Y. r8 D, B6 E7 P( I) e3 b
* 95 - Reluctance Torque Synchrocheck
1 H% k3 J. A& X v * 96 - Autoloading Relay |
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