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List of Device Numbers$ ]! Y( Q% R, X& K* D5 \
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* l; I* t- q* ~: e * 1 - Master Element0 L+ K7 F$ B1 ^- K. p3 |6 S
* 2 - Time Delay Starting or Closing Relay- A3 [; o% T u- {3 ~
* 3 - Checking or Interlocking Relay% y G2 K7 b* x5 e& }
* 4 - Master Contactor
, A1 _8 e2 E B3 c2 E: a, w * 5 - Stopping Device3 n! `3 s8 x: v. M! W7 X! s& h
* 6 - Starting Circuit Breaker
1 x/ @3 T2 I# _# z4 L, C, p * 7 - Anode Circuit Breaker1 J& h% l) @% k, S4 h! R% d
* 8 - Control Power Disconnecting Device! J: s# m, U( I/ K# q+ t/ I
* 9 - Reversing Device
* J7 T5 I- Y1 r' B' ^ * 10 - Unit Sequence Switch
$ z+ ^. W; W* E" H8 `' N4 _% z * 12 - Overspeed Device
& f C6 d- x. X8 E) ?9 S * 13 - Synchronous-speed Device
K+ Y% N! d$ O' a9 q' k/ x * 14 - Underspeed Device Z5 g- a5 C9 a+ n7 R) b
* 15 - Speed - or Frequency-Matching Device3 g" A3 l: {4 P7 Z
* 21 - Distance Relay
! o k) S( G0 l6 G5 y/ ~% Z; A$ i! p; } * 23 - Temperature Control Device
3 ~2 d5 J* @* o+ v7 m# g * 25 - Synchronizing or Synchronism-Check Device
3 H& e4 a& K5 F! [7 O * 26 - Apparatus Thermal Device" U; d- D! Z' ^0 Z
* 27 - Undervoltage Relay
+ n( m; z% ~# t/ \ * 29 - Isolating Contactor0 S, N8 L# ?* l0 A3 y8 {
* 30 - Annunciator Relay+ p7 w9 B; v3 N/ B
* 32 - Directional Power Relay
3 H- ~* D, M0 q% s5 b+ l * 36 - Polarity or Polarizing Voltage Devices1 d( {! ]1 ]: \. p0 _( f9 T0 }
* 37 - Undercurrent or Underpower Relay* L2 l& Y2 U% v$ d8 N
* 38 - Bearing Protective Device/ t/ {% f' L4 y* x+ O2 e
* 39 - Mechanical Conduction Monitor
7 s! R% Q2 M8 M: z9 D * 40 - Field Relay
F& k D- B. X0 U! V2 n * 41 - Field Circuit Breaker
$ ~& P5 l1 ~2 |8 \5 T, \: c9 U * 42 - Running Circuit Breaker
) W9 Z- e5 q Y! i2 i9 ~ * 43 - Manual Transfer or Selector Device
: N: N' e! v6 }6 C1 g* u * 46 - Reverse-phase or Phase-Balance Relay* v& C6 w w6 F' g3 u3 L
* 47 - Phase-Sequence Voltage Relay
; S# g0 C- p" n * 48 - Incomplete-Sequence Relay
+ t# R) G1 \+ B# ^# I J * 49 - Machine or Transformer Thermal Relay
9 Q4 i8 D: q& d! F * 50 - Instantaneous Overcurrent
8 G& ]6 h, z5 O. t7 Z4 m * 51 - AC Time Overcurrent Relay [- r6 D( w J) F% S
* 52 - AC Circuit Breaker
/ q" X! q. l5 \9 F9 e9 X' p5 H * 53 - Exciter or DC Generator Relay
0 x: o# ^0 T' d, v I * 54 - High-Speed DC Circuit Breaker- x6 D2 @ I* c; n
* 55 - Power Factor Relay
; K$ S9 n! x ~ G) { * 56 - Field Application Relay- w! o: ]6 S$ a! o, Z9 u4 ^$ c
* 59 - Overvoltage Relay% u9 m! H0 b: \$ n A* A
* 60 - Voltage or Current Balance Relay
% n: P5 |1 v. X5 K5 e3 I3 t9 t * 61 - Machine Split Phase Current Balance2 b# q# [. U2 S6 R, Q2 a g. _
* 62 - Time-Delay Stopping or Opening Relay& w0 R7 s# v( m0 `+ B- v: K
* 63 - Pressure Switch
/ ~3 m& o; N8 C; b* N * 64 - Ground Detector Relay+ O( y* A3 ~, x/ F0 e8 m& O
* 65 - Governor
# M4 w( s' U! ~) A+ @ * 66 - Starts per Hour
2 h" |6 D! @9 O# e' J2 F4 c2 N @ * 67 - AC Directional Overcurrent Relay
}' ~& l8 `- v! ]( b6 J$ {% o * 68 - Blocking Relay
+ ~& h! L. A: A2 u, v- i * 69 - Permissive Control Device
! m! x5 {4 }* D. P6 p * 71 - Level Switch
3 |! x4 _/ x& G0 ^* G L * 72 - DC Circuit Breaker
. i: A2 M* S3 | * 74 - Alarm Relay6 U9 }4 o: }' n# d; J# V1 F
* 75 - Position Changing Mechanism5 s" f1 S% ^, I& y8 E" z
* 76 - DC Overcurrent Relay
1 |0 P3 e: _5 u7 K * 78 - Phase-Angle Measuring or Out-of-Step Protective Relay
1 w& y& b! t& X7 ~0 p * 79 - AC-Reclosing Relay
. I5 |) U5 e8 z. B * 81 - Frequency Relay
3 }+ U9 q1 Y& R1 n1 v * 83 - Automatic Selective Control or Transfer Relay
, o) G: i5 h: O0 N& Z * 84 - Operating Mechanism
6 k% U$ y H$ U7 z1 S5 C2 k3 O( Z * 85 - Carrier or Pilot-Wire Receiver Relay
) I9 k( M. C$ p& J! R1 W * 86 - Lockout Relay
* @( ^8 U1 Q8 d+ t# ]3 d+ U, E * 87 - Differential Protective Relay
5 ^# ]$ b- n% A- |) d1 z * 89 - Line Switch1 e1 D5 r" x1 q/ i! `6 u! G4 C/ `
* 90 - Regulating Device
( l; o( {; q3 ?6 Z. i8 Z * 91 - Voltage Directional Relay
3 K) n3 b7 N5 `7 C* K2 @. ~ * 92 - Voltage and Power Directional Relay: R+ f; I4 Q; [; q
* 94 - Tripping or Trip-Free Relay
' d. w2 s& Q( r8 _ * 95 - Reluctance Torque Synchrocheck3 d9 Y; n. x9 J' b) k8 u# T
* 96 - Autoloading Relay |
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