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開關代號簡要說明 Brief Instuction for switch code 
   開關組合
   符號
 The code
 of switch 
                        接觸圖
                  Chart of contact 
             等效開關
            Equivalent
            switch  旋鈕位置(實踐表示定位
虛線表示自復位)
Rotary button's position
real line denotes location
broket line denotes auto-
resetting         等效功能說明
     Instruction for
     equivalent function 
      A       A.功能接線均與雙按鈕相同,
自動復位.
Functional wiring is the
button with auto resetting.
 
      B       B.功能與雙按鈕相同,起動復
位,增加了鎖停檔位,避免誤操作
Functional wiringis the same as
button with auto resetting,add
"lock-stop"to avoid mistake operating. 
     C       C.功能為2個帶常開觸點的按鈕
自動復位,適合于高壓電機控制
電路.或采用A功能面板.
Button with 2usually-open contacts
and auto-resetting,Suitable for
high-voltage engine control circuit
or function panel A.  
     D       D.小功率電源開關.
Mini-power switch 
     E       E.功能與三鈕相同,控制電機正反
轉用,正,反起動位置自復位.
Function is the same as three buttons
buttons to control-conversion of FW&BW
starters can auto-reset. 
     F       F.選擇開關,中間帶停止檔位.
Selected switch with stop location in midst.
 
     G       G.相當于2個按鈕和一個切換開關
裝于一軸,在起動與停止之前均可
輸出聯絡信號或監控信號
Be equol to mounting two buttons and one
change-over switch in one axe.Can output
contact signal or inspect signal beford
startin and stopping. 
      H       H,多信號逐級傳送,方向任意旋轉.
Multi-signals transmit gradually
and conbvert in random. 
      I       I.在H基礎上增加了總信號傳送功能.
Add function of chief-signal transmitting
on the base of H struchurd. 
  




       J                 J.二位進級,逐級切換.
   Change-over gradually.
 
      K            K,切換開關
    Change-over switch. 
      L           L.三極雙擲選擇開關
    Selected switch with tree poles
    and two launches. 
      M           M,自動,手動,起動三位置轉換開關
    起動自復位,起動后必須經過停止檔位
    才能轉向自動檔位.
   Change-over switch with automtion
   hand,starting.Convert to automation
   through stop location. 
     N          N,與M結構略有不同,起動后不經停
   止檔位直接轉向自動檔次.
   Little different from m universal
   structure,it don't pass stop location
   to automation location. 
    O          O.起動為雙觸點帶鎖停功能,起動自復位.
   Double contacts for starting with 
   lock-stopping and auto-resetting.. 
    P          P,停止為雙觸點,可分別代替A和C,起停,自 
   動復位..
   Double contacts for stopping,to        substitude
A and Cfor starting,stopping and abuto-resetting. 
    停止帶雙觸點,帶鎖停功能,起動自復位.
    Double contacts for stopping,the
    same as Buniversal panelwith
    lock-stopping and auto-resetting. 
     R          R,起,停均帶雙觸點,起停均自動復位,同
   A面板.
  Doulbe for both starting and stopping
  The same as A universal panel with
  auto-resetting when starting and     stopping. 
      S       S.起停前先傳送一個聯絡信號.
Tramsmit a contact isgnal before
starting and stopping. 




    T               T.起,停均帶鎖停檔位功能,避
免誤操作,不自動復位.
Equipped with lock-stop
location when starting and stopping.
Can't autoreset to provide mistake operation.
 
    U        U.為雙控選擇開關
Double-control switch.
 
     V       V.電壓換相測量轉換開關.
Change-over switch for voltage
usually-opens,the left is as same
as the right
 
    W       W.左右一樣的一個正常開自復位按鈕.
One auto-reset button with
two usually-opens,the left is
as same as the right.
 
    X       X.為帶2個2常開觸點的自復位按鈕
Two auto-reset buttons with two
usually-opens.
 
    Y       Y.為帶4個常開觸點的自復位按鈕.
Auto-rest button with four usually-opens..
 
     Z       Z.電源程序開關,中間斷開,左右均接近
可作消防開關.
Power-source programmed switch can
cut off in between and cut in both
the left and right which an be used
as extinctive switch.
 
    a-1        a-1.用于起動,點動混合電路.
For starting and inching the mixed
circuit.
 
   b-1       b-1.雙聯動開關.
Double starting switch.
 
    c-1       C-1. 急停按鈕開關.
Emergency stopping switch.
 




 外形安裝及舉例 Outline example     
    
                              BZC51-D2K1(II型)
                二燈一開關掛式 Two lamps one switch,pendant 
    
                  BZC51-B1K1 G(III型)
           一表一開關掛式　One meter one switch,pendant                       BZC51-K2 G(III型)
                         二開關掛式　Two switches pendant 
    
          BZC51-B1D2K1  G(IV型)
       一表二燈一開關掛式 One meter,two lamps one switch,pendant       BZC51-A2D2k1  G(IV型)
 二鈕二燈一開關掛式 Two buttons,mtwo lamps one switch,pendant  




    
            BZC51-A2K1  G(II型)
       二鈕一開關掛式 Two buttons one switch.Pendant         BZC51-A2D2  G(II型)
        二鈕二燈掛式 Two buttons two lamps,pendant 
    
          BZC51-A2B1  G(III型)
       二鈕一表掛式 Two buttons one meter,pendant              BZC51-A2  G(I型)
                    二鈕掛式 Two buttons,pendant 
     
        BZC51-A2B1D2  G(IV型)
       二鈕一表二燈掛式 Two buttons one lamp,pendant                 BZC51-k1  G(I型)