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List of Device Numbers! |) ?( g+ b5 Q
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3 O+ X+ o/ @# o' V& X7 S& r
/ t( S6 m) c+ A, k( ~ * 1 - Master Element
0 y5 E m c4 P E5 U * 2 - Time Delay Starting or Closing Relay3 A" }" b% ]( U: g
* 3 - Checking or Interlocking Relay+ ]' L" u5 ?* D. {: X
* 4 - Master Contactor
( [) N5 U7 ~. |0 ~% ~9 l * 5 - Stopping Device. s. i# N& z* O
* 6 - Starting Circuit Breaker
, s/ i4 v( X+ q7 F- ]( V * 7 - Anode Circuit Breaker( J, h% n$ J% z) z- B" X5 [
* 8 - Control Power Disconnecting Device* \+ R- o6 h: b7 M' _: v1 H8 Q7 p
* 9 - Reversing Device4 |2 a5 O2 J3 G6 a
* 10 - Unit Sequence Switch
3 R! H! S: T1 k- l8 { * 12 - Overspeed Device
J; [/ v* b) T/ c * 13 - Synchronous-speed Device P( t$ l& e) t8 K1 d2 _; [
* 14 - Underspeed Device
2 c) N0 _, M" A * 15 - Speed - or Frequency-Matching Device
: w5 @* U5 f% {3 @+ B \. [ w * 21 - Distance Relay
" g2 c: X9 U H- I5 i2 }0 a z * 23 - Temperature Control Device
) @+ ^( g" d H3 I. E$ u * 25 - Synchronizing or Synchronism-Check Device
2 @ ~: u2 {4 y7 y; z' R* k4 d2 x * 26 - Apparatus Thermal Device* E1 [* U& ~8 I7 f
* 27 - Undervoltage Relay
8 h# r3 y0 z& X. o/ k& B * 29 - Isolating Contactor
: M+ c' ]# X% U( K! f * 30 - Annunciator Relay" ]! s- L! d$ [' z( P; ^+ ~6 \7 a
* 32 - Directional Power Relay# u4 X* b4 {# Z
* 36 - Polarity or Polarizing Voltage Devices
6 p3 {9 B7 }3 [ * 37 - Undercurrent or Underpower Relay X3 f2 X2 q$ {, k! R( a
* 38 - Bearing Protective Device
" I8 L: ?8 T, P+ M0 P2 L7 L+ b * 39 - Mechanical Conduction Monitor
, ~; a. o" k! L * 40 - Field Relay, k3 M- k" C; J% d
* 41 - Field Circuit Breaker7 _0 }% W4 Y+ ~& @5 R( b
* 42 - Running Circuit Breaker
$ K- V( e$ \! V) p( O4 K& w% G * 43 - Manual Transfer or Selector Device1 Z& V* M2 K R5 O* ]5 H J+ `
* 46 - Reverse-phase or Phase-Balance Relay5 v+ u3 |: a( L0 r1 t
* 47 - Phase-Sequence Voltage Relay
* c+ t4 }$ V% o- _4 I9 v: ?% { * 48 - Incomplete-Sequence Relay; i9 n( z. @; G3 g! `' @/ q
* 49 - Machine or Transformer Thermal Relay
. m# Q1 G/ b/ P4 i: S. m * 50 - Instantaneous Overcurrent
, J% q% h' R2 c. t6 `( a! ` * 51 - AC Time Overcurrent Relay3 T0 }+ e q# l V6 ~+ K: d. V6 ~
* 52 - AC Circuit Breaker6 b$ c4 H2 ~! v9 q% q7 a" |
* 53 - Exciter or DC Generator Relay
: o2 _7 c2 p) S' J. E; q$ m' f * 54 - High-Speed DC Circuit Breaker
U t+ w/ P3 u1 q8 ?/ b- i7 C7 u * 55 - Power Factor Relay
: n4 q3 M$ g: L7 Y8 ^' j * 56 - Field Application Relay
7 o* Q4 U3 y2 S. i3 b * 59 - Overvoltage Relay
8 m( y5 W* y$ c7 \% u1 } * 60 - Voltage or Current Balance Relay
4 z( |" r6 w; w- \& n" ?. M. K* \ * 61 - Machine Split Phase Current Balance
; z B( a* d1 A" n * 62 - Time-Delay Stopping or Opening Relay
* j- x2 h% Q0 W* [6 u * 63 - Pressure Switch0 E8 c7 }5 a- ~: C& g+ ?3 J
* 64 - Ground Detector Relay+ z1 q/ l% [" c
* 65 - Governor
8 w9 j# ]$ _4 H/ N, D1 ~; M _ * 66 - Starts per Hour
& H& a. d7 h: c * 67 - AC Directional Overcurrent Relay
5 _2 ]( i% B; n1 U! B5 J0 F/ x1 R, T * 68 - Blocking Relay
j" S/ l2 W( P0 }" p * 69 - Permissive Control Device
& r9 B/ c, ~9 g+ g- V; r * 71 - Level Switch9 l: b9 E# ~1 u) g
* 72 - DC Circuit Breaker7 }2 D% ^4 ]3 k
* 74 - Alarm Relay% T2 K- f* K7 f. h
* 75 - Position Changing Mechanism: z) @& A4 j0 g) ^
* 76 - DC Overcurrent Relay
8 Y f( j: G3 `- G6 s' ] * 78 - Phase-Angle Measuring or Out-of-Step Protective Relay
: U. J) i0 E* m% j3 s3 Z9 I * 79 - AC-Reclosing Relay0 M$ W1 d# S- }
* 81 - Frequency Relay( F! H5 u5 q- q+ L9 ~$ v1 c
* 83 - Automatic Selective Control or Transfer Relay
7 B; p, a3 E3 C* h+ b * 84 - Operating Mechanism$ {4 }+ O0 d. |3 Z3 c, E: h, K- S
* 85 - Carrier or Pilot-Wire Receiver Relay
t+ y- D$ k: u( @ * 86 - Lockout Relay
a3 v- `) B0 z * 87 - Differential Protective Relay
5 ?% T0 i" S/ ]3 W" L! M8 f * 89 - Line Switch j$ T- U0 g1 W: ~& H
* 90 - Regulating Device$ T/ X# T; z- j% [( w# I* W
* 91 - Voltage Directional Relay8 J; f- z5 o+ Q2 a! R/ D
* 92 - Voltage and Power Directional Relay
3 R" Q8 @9 v* m/ I1 S * 94 - Tripping or Trip-Free Relay
/ e# W, _ Q, O- }: z) o * 95 - Reluctance Torque Synchrocheck
4 o, m( `2 l8 u! [! \+ K2 c * 96 - Autoloading Relay |
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