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List of Device Numbers
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* 1 - Master Element4 K4 ]& N' O9 K5 w% K1 _
* 2 - Time Delay Starting or Closing Relay
4 B; p* Y- c7 W: { * 3 - Checking or Interlocking Relay
9 ?* T0 O, |3 @; ]2 I * 4 - Master Contactor
* W% k- @+ o% F* r2 } * 5 - Stopping Device
E+ @& ^4 B; G5 q8 Y * 6 - Starting Circuit Breaker
0 ~ S; ]+ {& L; n * 7 - Anode Circuit Breaker/ ^( }0 K- F( |
* 8 - Control Power Disconnecting Device" N4 s/ G1 E7 `2 X" ]4 `
* 9 - Reversing Device$ z! x6 ]) _( F- K
* 10 - Unit Sequence Switch. Q- b H* e1 t6 C8 f3 v! f; L
* 12 - Overspeed Device' s1 ^8 m' o* E
* 13 - Synchronous-speed Device. y0 V8 E7 U2 x' Z8 T" H2 u0 {
* 14 - Underspeed Device
* ?2 { g; g; t! O * 15 - Speed - or Frequency-Matching Device
# T% V$ G% a4 L, X * 21 - Distance Relay7 {7 A% O3 @2 y2 K/ x+ |# j# R
* 23 - Temperature Control Device
7 g) }7 x" u7 e* X' o& r3 v6 J * 25 - Synchronizing or Synchronism-Check Device
. i* V# w5 Q/ O6 a ?4 W * 26 - Apparatus Thermal Device6 y* a+ S, g3 v
* 27 - Undervoltage Relay
' u5 g2 x5 h/ W8 [8 f+ ` * 29 - Isolating Contactor3 ?# j7 A& C+ ?( G/ Y0 \
* 30 - Annunciator Relay
. X. ], z5 U8 ], E: z7 A5 A, i * 32 - Directional Power Relay
+ u) u6 K% x G, A) { * 36 - Polarity or Polarizing Voltage Devices
( a; n; s! O; j. m4 k2 S. Y * 37 - Undercurrent or Underpower Relay
3 T5 }! X" H- Z2 I9 f" H * 38 - Bearing Protective Device
, n& s, [5 Y* H' @1 Y* z+ s * 39 - Mechanical Conduction Monitor' {+ M3 D! W2 h2 \. Y' ^! o
* 40 - Field Relay
& J5 l7 [, Z% v; S( z" A" {- ^ * 41 - Field Circuit Breaker
4 L2 l7 P" a- a* p; g6 ~7 {% u * 42 - Running Circuit Breaker
4 _+ s0 ~) G, T/ K2 y& z; R * 43 - Manual Transfer or Selector Device
7 ?: ?, H. }7 ] * 46 - Reverse-phase or Phase-Balance Relay) Q- G. |5 A# x
* 47 - Phase-Sequence Voltage Relay7 s; o6 o% L! h% E, k9 R5 N
* 48 - Incomplete-Sequence Relay
& a) |# w. M! @ r4 R6 @ * 49 - Machine or Transformer Thermal Relay
2 K5 W9 _2 v* U! U * 50 - Instantaneous Overcurrent
- I5 E2 @3 E2 T * 51 - AC Time Overcurrent Relay
$ N3 Y& D6 r0 E. D * 52 - AC Circuit Breaker: r3 Z1 _ m% E* E$ Y) o
* 53 - Exciter or DC Generator Relay# \, K2 [, n: H% W
* 54 - High-Speed DC Circuit Breaker
% K+ W, j. b: o) ? * 55 - Power Factor Relay
) r5 v; N7 u* _- I4 G/ [, B * 56 - Field Application Relay
3 F! g- L: t# ^1 c9 x * 59 - Overvoltage Relay
* u/ f% G8 m7 ]# x: e * 60 - Voltage or Current Balance Relay4 e2 f; P$ O4 n t' I' k
* 61 - Machine Split Phase Current Balance
1 s+ H3 u" \! r5 m! y6 I$ R9 I6 X, Y * 62 - Time-Delay Stopping or Opening Relay
4 }( z( N) g5 S( o) t" i. O I * 63 - Pressure Switch
3 C( s9 C$ |8 |- _ h3 k * 64 - Ground Detector Relay
* a, W A: `3 c6 E, C U! D * 65 - Governor8 m6 T" N3 ~5 _7 I
* 66 - Starts per Hour2 v+ t, V6 f" u+ \
* 67 - AC Directional Overcurrent Relay
5 |0 L7 O4 G6 M$ Y * 68 - Blocking Relay
& n q2 j8 q1 w% M * 69 - Permissive Control Device, z( X3 B' a2 f3 Y/ y# l
* 71 - Level Switch
& T1 V$ ]# N; t |/ x* K * 72 - DC Circuit Breaker
+ i. c o- @% ]4 T * 74 - Alarm Relay
$ A" T" T! G' N) r! O * 75 - Position Changing Mechanism
# s% J( |: l' h5 i' Q. h * 76 - DC Overcurrent Relay9 K, @( T: g( h# e% l9 a5 ]1 _
* 78 - Phase-Angle Measuring or Out-of-Step Protective Relay
7 d2 s$ O' B& I * 79 - AC-Reclosing Relay
5 b+ y; j, {4 a: f" N+ M * 81 - Frequency Relay
5 ]* H- ?2 j4 G/ W! F* @; f x' @ * 83 - Automatic Selective Control or Transfer Relay
- W" s7 F0 S1 o. ~6 @ * 84 - Operating Mechanism
7 D |( p" M8 e* i" v * 85 - Carrier or Pilot-Wire Receiver Relay; ^# |' u6 t' X, i8 ^: s/ `* l
* 86 - Lockout Relay6 ~) ?/ P8 Z8 m: S
* 87 - Differential Protective Relay
' R1 q* p2 e6 F5 f- J9 y6 ? * 89 - Line Switch
K1 D% R9 Q$ r, P8 x. Y * 90 - Regulating Device5 f9 F. M( H& n9 w
* 91 - Voltage Directional Relay+ ?1 v5 |- A7 q# M& q8 V( p
* 92 - Voltage and Power Directional Relay% [5 }) k: _7 d
* 94 - Tripping or Trip-Free Relay
& l( s/ n" ?' X, ?0 X: T; b+ [3 ? * 95 - Reluctance Torque Synchrocheck9 M2 [/ u9 ~8 O6 M+ J* @9 ?
* 96 - Autoloading Relay |
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