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Drying equipment, electrical components, symbols

Sources: Last update:2019-09-24 18:26:47 Author:新铧 Browse:3300Second

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No. Component Name New Symbol Old Symbol

1 relay K J

2 Current Relay KA LJ

3 Negative sequence current relay KAN FLJ

4 Zero sequence current relay KAZ LLJ

5 voltage relay KV YJ

6 positive sequence voltage relay KVP ZYJ

7 Negative sequence voltage relay KVN FYJ

8 zero sequence voltage relay KVZ LYJ

9 time relay KT SJ

10 power relay KP GJ

11 Differential Relay KD CJ

12 signal relay KS XJ

13 Signal Impact Relay KAI XMJ

14 relay KC ZJ

15 thermal relay KR RJ

16 Impedance Relay KI ZKJ

17 Temperature relay KTP WJ

18 gas relay KG WSJ

19 closing relay KCR or KON HJ

20 Trip Relay KTR TJ

21 Closing Relay KCP HWJ

22 Trip Relay KTP TWJ

23 Power Monitoring Relay KVS JJ

24 Pressure Monitoring Relay KVP YJJ

25 Voltage Relay KVM YZJ

26 Accident signal relay KCA SXJ

27 Relay Protection Trip Exit Relay KOU BCJ

28 Manual closing relay KCRM SHJ

29 Manual Trip Relay KTPM STJ

30 Acceleration Relay KAC or KCL JSJ

31 return relay KPE FJ

32 latching relay KLA or KCB BSJ

33 Synchronous inspection relay KSY TJJ

34 Automatic quasi-synchronization device ASA ZZQ

35 automatic reclosing device ARE ZCJ

36 Automatic excitation regulator AVR or AAVR ZTL

37 Standby power automatic input device AATS or RSAD BZT

38 push button SB AN

39 closing button SBC HA

40 Trip Button SBT TA

41 Reset button SBre or SBR FA

42 test button SBte YA

43 Emergency stop button SBes JTA

44 Start button SBst QA

45 self-holding button SBhs BA

46 Stop button SBss

47 Control Switch SAC KK

48 Transfer switch SAH or SA ZK

49 measuring transfer switch SAM CK

50 synchronous transfer switch SAS TK

51 automatic synchronous transfer switch 2SASC DTK

52 manual synchronous transfer switch 1SASC STK

53 self-conversion switch SSA2 ZTK

54 automatic switch QA

55 knife switch QK or SN DK

56 fuse FU RD

57 fast fuse FUhs RDS

58 Locking switch SAL BK

59 signal light HL XD

60 light plates HL or HP GP

61 Alarm bell HAB or HA JL

62 closing contactor KMC HC

63 contactor KM C

64 closing coil Yon or LC HQ

65 Trip Coil Yoff or LT TQ

66 socket XS

67 plug XP

68 terminal block XT

69 Test Terminal XE

70 connecting piece XB LP

71 battery GB XDC

72 Pressure Transmitter BP YB

73 Temperature Transmitter BT WDB

74 electric clock PT

75 ammeter PA

76 voltmeter PV

77 Watt-hour meter PJ

78 active power meter PPA

79 reactive power meter PPR

80 Synchronization Table S

81 frequency table PF

82 capacitor C

83 Demagnetization resistance RFS or Rfd Rmc

84 shunt RW

85 thermal resistance RT

86 Potentiometer RP

87 Inductance (Reactance) Coil L

88 Current Transformer TA CT or LH

89 Voltage Transformer TV PT or YH

10KV voltage transformer TV SYH

35KV voltage transformer TV UYH

110KV voltage transformer TV YYH

90 circuit breaker QF DL

91 Isolation Switch QS G

92 Power Transformers TM B

93 Synchronous Generator GS TF

94 AC Motor MA JD

95 DC Motor MD ZD

96 voltage transformer secondary circuit small busbar

97 Synchronous voltage small bus (waiting for) WST or WVB TQMa, TQMb

98 Synchronous voltage small bus (operating) WOS` or WVBn TQM`a, TQM`b

99 quasi-synchronous closing small busbar 1WSC, 2WSC, 3WSC

1WPO, 2WPO, 3WPO 1THM, 2THM, 3THM

100 control power bus +WC,-WC +KM,-KM

101 signal power small bus +WS, -WS +XM, -XM

102 closing power supply small bus +WON,-WON +HM,-HM

103 accident signal small bus WFA SYM

104 zero sequence voltage small busbar WVBz

105 Factory low voltage small busbar WVBU


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