用电设备的标注
一般形式为:ab" id="MathJax-Element-1-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
ab
或ab+cb" id="MathJax-Element-2-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
ab+cb
,式中:
- a——设备编号;
- b——额定功率,kW;
- c——线路首端熔断片或自动开关释放器的电流,单位A;
- d——标高,m。
例如,P101A7.5+301.5" id="MathJax-Element-3-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
P101A7.5+301.5
表示电动机编号为P101A,额定功率为7.5kW、熔断丝电流为30A、标高为1.5m。
电力和照明设备的标注
一般形式为:abc" id="MathJax-Element-4-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
abc
或a-b-c,式中:
- a——设备编号;
- b——设备型号;
- c——设备功率,kW;
例如,P101AY20L−430" id="MathJax-Element-5-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
P101AY20L−430
或P101A-(Y200L-4)-30表示电动机编号为P101A,型号为Y200L-4、功率为30kW。
当需要标注引入线时形式为:
ab−cd(e×f)−g" id="MathJax-Element-6-Frame" role="presentation" style="word-wrap: normal; font-size: 17px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
ab−cd(e×f)−g
式中:
- d——导线型号;
- e——导线根数;
- f——导线截面,mm2" id="MathJax-Element-7-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
mm2
例如,P101A(Y200L−4)−30BL(3×35)G40−DA" id="MathJax-Element-8-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
P101A(Y200L−4)−30BL(3×35)G40−DA
表示电动机编号为P101A、型号为Y200L-4、功率为30kW、三根35mm2" id="MathJax-Element-9-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
35mm2
的橡套铝芯电缆、穿管直径为40mm、水煤气钢管沿地板暗敷设引入电源负荷线。
电气工程图中表达导线敷设方式标注的文字代号:
敷设方式 |
标注代号 |
英文 |
汉语拼音 |
用塑制线槽敷设 |
PR |
XC |
用硬质塑料管敷设 |
PC |
VG |
用半硬质塑料管敷设 |
FEC |
SG |
用可挠型塑制管敷设 |
|
RG |
用薄电线管敷设 |
TC |
DG |
用水煤气钢管敷设 |
SC |
G |
用金属线槽敷设 |
SR |
GC |
用电缆桥架(或托盘)敷设 |
CT |
|
用瓷夹敷设 |
PL |
CJ |
用塑制夹敷设 |
PCL |
VT |
用蛇皮管敷设 |
CP |
|
用瓷绝缘子或鼓形绝缘子敷设 |
K |
CP |
电气工程图中表达导线敷设部位标注的文字代号:
敷设方式 |
标注代号 |
英文 |
汉语拼音 |
沿钢索敷设 |
SR |
S |
沿屋架或屋架下弦敷设 |
BE |
LM |
沿柱敷设 |
CLE |
ZM |
沿墙敷设 |
WE |
QM |
沿天棚敷设 |
CE |
PM |
在能进人的吊顶内敷设 |
ACE |
PNM |
在梁内暗敷设 |
BC |
LA |
在柱内暗敷设 |
CLC |
ZA |
在屋面内或地板内暗敷设 |
FC |
DA |
在不能进人的吊顶内暗敷设 |
AC |
PNA |
在墙内暗敷设 |
WC |
QA |
配电线路的标注
一般形式为:a-b(c×d+n×h)e-f,式中:
- a——线路编号;
- b——导线型号;
- c——导线根数;
- d——导线截面,mm2" id="MathJax-Element-10-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
mm2
。
- n——中性线(保护性)根数;
- h——中性线(保护性)截面,mm2" id="MathJax-Element-11-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
mm2
;
- e——导线敷设房室;
- f——导线敷设部位。
例如,24-BV(3×70+1×50)G70-DA表示这条线路在系统编号为24、聚氯乙烯绝缘铜芯导线、三根700mm2" id="MathJax-Element-12-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
mm2
、一根50mm2" id="MathJax-Element-13-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
mm2
中性线、穿水煤气钢管直接70mm、沿地板暗敷设。
照明灯具的标注
一般形式为:a−bc×d×Lef" id="MathJax-Element-14-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
a−bc×d×Lef
,式中:
- a——灯数;
- b——型号或编号;
- c——每盏灯具的灯泡数;
- d——灯泡容量,W;
- e——灯泡安装高度,m;
- f——安装方式;
- L——光源种类。
例如,8−YZ40RR2×402.5L" id="MathJax-Element-15-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
8−YZ40RR2×402.5L
表示这个房间或某一区域安装8只型号为YZ40RR的荧光灯、每只灯2根40W灯管、吊链安装、吊高2.5m。光源种类L主要指白炽灯(IN)、荧光灯(FI)、荧光高压汞灯(Hg)、高压钠灯(Na)、碘钨灯(I)、氙灯(Xe)、弧光灯(ARC)及上述光源组成的混光灯、红外线灯(IR)、紫外线灯(UV)等。光源种类一般不标出,因为灯具型号已示出光源的种类。如需要,则在光源种类处标出代表光源种类的字母。
如果安装方式为吸顶安装,f不标,此时e用-表示。电气工程图中表达照明灯具安装方式标注的文字代号见下表:
敷设方式 |
标注代号 |
英文 |
汉语拼音 |
线吊式 |
CP |
|
自在器线吊式 |
CP |
X |
固定线吊式 |
CP1 |
x1 |
防水线吊式 |
CP2 |
X2 |
吊线器式 |
CP3 |
X3 |
链吊式 |
Ch |
L |
管吊式 |
P |
G |
吸顶式或直附式 |
S |
D |
嵌入(不可进人的顶棚)式 |
R |
R |
嵌入(可进人的顶棚)式 |
CR |
DR |
墙壁内安装 |
WR |
BR |
台上安装 |
T |
T |
支架上安装 |
SP |
J |
壁装式 |
W |
B |
柱上安装 |
CL |
Z |
座装 |
HM |
ZH |
开关及熔断器的标注
一般形式为:abc/i" id="MathJax-Element-16-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
abc/i
或a-b-c/i,式中:
- a——设备编号;
- b——设备型号;
- c——额定电流,A;
- i——整定电流,A。
例如,m1DZ20Y−200200/200" id="MathJax-Element-17-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
m1DZ20Y−200200/200
或m1(DZ20Y−200)−200/200" id="MathJax-Element-18-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
m1(DZ20Y−200)−200/200
表示开关编号为m1、开关型号为DZ20Y-200、额定电流为200A、开关的整定值为200A。
当需要标注引入线时的形式为:
ab−c/id(e×f)−g" id="MathJax-Element-19-Frame" role="presentation" style="word-wrap: normal; font-size: 17px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
ab−c/id(e×f)−g
式中:
- a——保护管根数;
- b——保护管直径,mm;
- c——保护管长,m;
- d——地面标高,m;
- e——保护管埋设深度,m;
- f——交叉点坐标;
例如,4−100−8−1.00.8−f" id="MathJax-Element-20-Frame" role="presentation" style="word-wrap: normal; font-size: 15px; max-width: none; border-top: 0px; border-right: 0px; white-space: nowrap; word-spacing: normal; min-width: 0px; border-bottom: 0px; position: relative; text-transform: none; float: none; font-weight: normal; padding-bottom: 0px; direction: ltr; font-style: normal; text-align: left; padding-top: 0px; padding-left: 0px; margin: 0px; min-height: 0px; border-left: 0px; display: inline; letter-spacing: normal; line-height: normal; padding-right: 0px; max-height: none; text-indent: 0px; -webkit-tap-highlight-color: rgba(255, 0, 0, 0)" tabindex="0">
4−100−8−1.00.8−f
表示4根保护管、直径为100mm、管长为8m、标高1.0m、埋设深度为0.8m,交叉点f一般用文字标注,如与XX管道交叉,XX管应见管道平面布置图。