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List of Device Numbers. g9 ?% F& }$ s, t& Y- l# `9 F8 U
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* 1 - Master Element
: e/ E" s: f- F9 N4 [6 m7 \ * 2 - Time Delay Starting or Closing Relay
; v6 E* m n' e i) q" a) r; d * 3 - Checking or Interlocking Relay
& x R5 J9 J4 @8 X3 r& i! I/ ] * 4 - Master Contactor+ K3 h: n7 p% W0 ~/ y5 I; l
* 5 - Stopping Device
; R" S" v. h/ B( Z( Z * 6 - Starting Circuit Breaker4 ]5 x/ Z1 P; i# H X
* 7 - Anode Circuit Breaker
& K- I" j, m6 g/ j2 r& _4 T * 8 - Control Power Disconnecting Device3 ~. P8 O& }1 D3 l& f
* 9 - Reversing Device: v$ [, W k" e# ]4 l- W( H k
* 10 - Unit Sequence Switch
9 T1 b; m( R0 @1 a+ a * 12 - Overspeed Device! `# J# v) o( P- U- _6 C! q
* 13 - Synchronous-speed Device
3 c4 j/ k# B/ Y' U+ [; k * 14 - Underspeed Device. O, |( k9 D6 P% V H1 Z
* 15 - Speed - or Frequency-Matching Device
0 Z3 @/ ?5 c# T+ | * 21 - Distance Relay
% j+ I, y6 B/ m+ n9 j) b" T- g( f * 23 - Temperature Control Device& v* ]$ h/ i7 X, p! A! m
* 25 - Synchronizing or Synchronism-Check Device# K- } Z- @1 i( ^- n8 T" Q4 d) _
* 26 - Apparatus Thermal Device
% x8 q6 s- X% B& ]6 P. O F; o, H * 27 - Undervoltage Relay. S5 ^7 I3 p6 N P, |
* 29 - Isolating Contactor
) K8 |0 ]1 Q0 ` ` * 30 - Annunciator Relay! Q! u+ p# R) P! O
* 32 - Directional Power Relay; r, `! l6 Q9 d% v! D( T5 K- u, r; ]
* 36 - Polarity or Polarizing Voltage Devices: n. A5 b; P2 I% r/ b7 @
* 37 - Undercurrent or Underpower Relay
( o; Z" B, K2 Y' r * 38 - Bearing Protective Device
2 ^" n4 ]6 o* U4 n * 39 - Mechanical Conduction Monitor" H) d, o4 R3 ]3 }
* 40 - Field Relay/ c, j* w% ]. L7 c V
* 41 - Field Circuit Breaker
7 ?- m% x* q5 n+ O2 c$ v * 42 - Running Circuit Breaker
% u4 d4 z5 G& h' x: M0 { * 43 - Manual Transfer or Selector Device
8 h, p1 _; b) C1 e * 46 - Reverse-phase or Phase-Balance Relay
- g' T( ~& Z4 Q* f( q5 z * 47 - Phase-Sequence Voltage Relay+ B1 {' f4 `: `
* 48 - Incomplete-Sequence Relay' m# U8 ?. b+ z! H) V7 y
* 49 - Machine or Transformer Thermal Relay. ~7 d. d8 s* J: K+ A4 m: {
* 50 - Instantaneous Overcurrent4 m+ h9 F- |' V( L5 u
* 51 - AC Time Overcurrent Relay
# f7 j9 A' C1 V+ p * 52 - AC Circuit Breaker
7 Z3 w2 t* ^3 z' a% ` * 53 - Exciter or DC Generator Relay
- C4 e8 G2 `& _" h. l# U# H * 54 - High-Speed DC Circuit Breaker
5 @; |- d- c" |+ M I! f5 p * 55 - Power Factor Relay2 S0 N. e ~- x- w* @- p6 q% P
* 56 - Field Application Relay& a' h1 }3 |1 f d! U0 o& X9 K+ M
* 59 - Overvoltage Relay5 n7 n- F* h0 }
* 60 - Voltage or Current Balance Relay, z8 ~' k, N/ ^1 }0 h8 D( L
* 61 - Machine Split Phase Current Balance
) }5 t% t" |( O7 r * 62 - Time-Delay Stopping or Opening Relay5 v- k. w4 r8 @8 u( l. x
* 63 - Pressure Switch
2 z0 t' H" N1 i0 m * 64 - Ground Detector Relay' m4 Z) ^ T/ g! N! F- G
* 65 - Governor. d" R: h* i7 r7 o- z8 [+ H
* 66 - Starts per Hour" a) U% [. F9 I: A, B9 h E" Q+ q
* 67 - AC Directional Overcurrent Relay; i* q! R3 i k' I, H7 k8 O
* 68 - Blocking Relay
9 b+ ]# Z6 n% K3 X" Q' e/ r* ]7 \ * 69 - Permissive Control Device
* }* E% H" u1 Q8 n! F: U * 71 - Level Switch: J1 L! e3 H5 d7 ^/ o
* 72 - DC Circuit Breaker
' l3 }" E, i% c* z$ E+ e * 74 - Alarm Relay
1 J5 [( l( ?: ?- {, Q6 ` * 75 - Position Changing Mechanism
, b5 w+ T8 U7 K * 76 - DC Overcurrent Relay) n! V j" C' s
* 78 - Phase-Angle Measuring or Out-of-Step Protective Relay
, G) j# p5 R& Z * 79 - AC-Reclosing Relay
4 e$ T* N9 v% t/ H( L* k" I% m7 d6 @ * 81 - Frequency Relay
8 O$ P, O! U# W% ?6 R' N. ?" n * 83 - Automatic Selective Control or Transfer Relay
- Z, E% Z0 ?- M5 }3 w+ W3 i& v * 84 - Operating Mechanism
4 w% L( W( E9 W * 85 - Carrier or Pilot-Wire Receiver Relay
; }1 U8 F( ^0 S1 Y+ x+ G, S * 86 - Lockout Relay: }: I3 Q/ ~$ g" i$ Z0 t
* 87 - Differential Protective Relay
$ P! b6 v0 h; r+ k& e: q! X9 D& d * 89 - Line Switch" n: ~3 c' p4 ], j3 S; [
* 90 - Regulating Device" j/ n/ V) h) R0 M$ d) O3 N+ E
* 91 - Voltage Directional Relay
+ v/ m* t) v4 _3 r; Q( m * 92 - Voltage and Power Directional Relay
& `% i9 A- q! z. y# n * 94 - Tripping or Trip-Free Relay6 u+ ]0 o. m* X* I. S
* 95 - Reluctance Torque Synchrocheck% G* o+ Q& G$ n6 t( [
* 96 - Autoloading Relay |
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