Current location - Plastic Surgery and Aesthetics Network - Plastic surgery and beauty - What do N 1, N2, ALsd, AL 1, TV, u, ATV and ATP mean in the construction drawing of electrical equipment installation?
What do N 1, N2, ALsd, AL 1, TV, u, ATV and ATP mean in the construction drawing of electrical equipment installation?
1 relay K J

2 current relays KA LJ

3 negative sequence current relay Kan FLJ

4 zero sequence current relay KAZ LLJ

5 kV voltage relay YJ

6 positive sequence voltage relay kvpjyj

7 negative sequence voltage relay kvnffyj

8 zero sequence voltage relay KVZ LYJ

9 time relay KT SJ

10 power relay KP GJ

1 1 differential relay KD CJ

12 signal relay KS XJ

13 signal pulse relay kaixmj

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 turn off relay KCR or KON HJ.

20 travel relay KTR TJ

2 1 turn off relay KCP HWJ

22 travel relay KTP TWJ

23 power monitoring relay KVS JJ

24 pressure monitoring relay KVP YJJ

25 volt voltage relay KVM YZJ

26 accident signal relay kcaxjj

27 relay protection tripping export relay Kou BCJ

28 manually turn off relay KCRM SHJ

29 manual trip relay KTPM STJ

30 Accelerated Relay KAC or KCL JSJ

3 1 reset relay KPE FJ

32 Lock relay KLA or BSJ KCB

33 Check relay KSY·TJJ at the same time.

34 automatic quasi-synchronous device ASA ZZQ

35 automatic reclosing device has ZCJ.

36 automatic excitation regulating device AVR or AAVR ZTL

37 standby power supply automatic input device AATS or RSAD BZT

Button up sb.

39 close button SBC HA

40 trip button SBT TA

4 1 reset button SBre or SBR FA

42 test button SBte YA

43 emergency stop button SBes JTA

44 start button SBst QA

45 self-sustaining button SBhs BA

46 Stop pressing the button SBss

47 control switch SAC KK

48 transfer switch SAH or ZK

49 measuring switch Sam CK

50 synchronous transfer switch SAS TK

5 1 automatic synchronous transfer switch 2 ASC DTK

52 manual synchronous transfer switch 1SASC STK

53 self-synchronous transfer switch SSA2 ZTK

54 automatic switch QA

55-knife switch QK or SN DK

Fulu no.56

57 fast fuse boxes

58 lock switch SAL BK

59 signal lamp HL XD

60 optical plate HL or HP assembly

6 1 alarm HAB or hajl

62 close contactor kmhc

63 contactor KM C

64 closed coil Yon or LC HQ

65 trip coil Yoff or LT TQ

66 socket XS

67 plug XP

68 terminal strip XT

69 test terminal XE

70 connector XB low voltage

7 1 battery national standard XDC

72 pressure transmitter BP YB

73 temperature transmitter BT WDB

74 electric clock PT

75 amp PA

76 volt meter PV

77 watt hour meter PJ

78 active power meter

79 reactive power meter PPR

80 watches in the same period

8 1 frequency table PF

82 capacitor c

83 deexcitation resistance RFS or Rfd Rmc

84 parallel RW

85 thermal resistance RT

86 potentiometer RP

87 inductance (reactance) coil l

88 Current Transformer Contact or Left Side

89 voltage transformer TV PT or YH

10KV voltage transformer TV SYH

35KV voltage transformer TV UYH

1 10KV voltage transformer TV YYH

90 circuit breaker QF DL

9 1 disconnector QS G

92 power transformer TM B

93 synchronous generator GS TF

94 AC motor MA JD

95 DC automobile MD ZD

96 Small Bus of Secondary Circuit of Voltage Transformer

97 voltage small bus (to be merged) WST or WVB TQMa and TQMb at the same time

98 voltage small bus (running) WOS' or WVBN TQM` A, TQM 'b.

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

1WPO,2WPO,3WPO

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

10 1 signal power supply small bus +WS, -WS +XM, -XM

102 turn on the small bus+won,-won+mm,-mm.

103 accident signal minibus wfsym

104 zero sequence voltage small bus WVBz

105 auxiliary low-voltage small bus WVBU