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3RT1044-3XB40-0LA2 参数 Datasheet PDF下载

3RT1044-3XB40-0LA2图片预览
型号: 3RT1044-3XB40-0LA2
PDF下载: 下载PDF文件 查看货源
内容描述: 接触器,支持扩展公差0.7 ... 1.25× ,为铁路应用 [Contactors with Extended Tolerance 0.7 ... 1.25 x , for Railway Applications]
分类和应用:
文件页数/大小: 76 页 / 1473 K
品牌: SIEMENS [ Siemens Semiconductor Group ]
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3RT, 3RH, 3TB, 3TC, 3TH, 3TK Contactors for Special Applications  
3TC Contactors for Switching DC Voltage  
1- and 2-pole, 32 ... 400 A  
3TC78  
3TC74  
Size Rated data  
Auxiliary Rated control DT Order No.  
Price  
per PU  
PU  
(UNIT,  
SET, M)  
PS* PG Weight  
per PU  
1)  
2)  
DC-3 and DC-5  
contacts supply  
voltage U  
approx.  
s
Opera-  
tional  
current I  
Ratings of DC motors at  
e
110 V 220 V 440 V 600 V 750 V 1200 V 1500 V  
A
kW  
kW  
kW  
kW  
kW  
kW  
kW  
NO NC  
V
kg  
3TC74 1-pole contactors ¼ Operating voltage up to 750 V  
DC operation  
12  
400  
35  
70  
140  
200  
250  
--  
--  
4
4
4
4
24 DC  
C
C
3TC74 14-0EB  
3TC74 14-0EF  
1 1 unit 101 10.728  
1 1 unit 101 10.660  
110 DC  
AC operation, 50 Hz  
12  
3)  
400  
35  
70  
140  
200  
250  
--  
--  
230 / 220 AC  
C
3TC74 14-1CM  
1 1 unit 101 10.850  
3TC78 2-pole contactors ¼ Operating voltage up to 1500 V  
DC operation  
12  
400  
35  
70  
140  
200  
250  
400  
500  
500  
4
4
4
4
24 DC  
C
C
3TC78 14-0EB  
3TC78 14-0EF  
1 1 unit 101 22.500  
1 1 unit 101 15.960  
110 DC  
AC operation, 50 Hz  
12  
3)  
400  
35  
70  
140  
200  
250  
400  
230 / 220 AC  
C
3TC78 14-1CM  
1 1 unit 101 23.824  
For more rated control supply voltages U , see below.  
s
For spare parts, see page 3/144.  
1) For the permissible load for utilization category DC-1,  
see Technical Specifications.  
2) The auxiliary switch complement cannot be altered on DC-operated  
contactors.  
3) Upper operating range limit at 230 V: 1.14 x U .  
s
Contactor type  
Rated control supply voltage U  
3TC44  
3TC48  
3TC52/56  
3TC74/78  
s
Rated control supply voltages (the 10th and 11th position of the order number must be changed)  
AC operation · Coils for 50 Hz  
24 V AC  
B0  
F0  
B0  
F0  
--  
--  
--  
110 V AC  
F0  
1)  
1)  
1)  
2)  
230/220 V AC  
240 V AC  
P0  
U0  
P0  
U0  
P0  
--  
M
--  
AC operation · Coils for 50/60 Hz  
24 V AC  
110 V AC  
120 V AC  
C2  
G2  
K2  
--  
--  
--  
--  
--  
--  
--  
--  
--  
220 V AC  
230 V AC  
N2  
L2  
--  
--  
--  
--  
--  
--  
DC operation  
24 V DC  
48 V DC  
60 V DC  
B4  
W4  
E4  
B4  
W4  
E4  
B4  
--  
--  
B
--  
--  
110 V DC  
125 V DC  
220 V DC  
F4  
G4  
M4  
F4  
G4  
M4  
F4  
--  
M4  
F
--  
M
230 V DC  
P4  
P4  
--  
--  
1) Coil operating range at 220 V or 380 V: 0.85 to 1.15 x U ;  
s
lower operating range limit according to IEC 60947.  
2) Upper operating range limit at 230 V: 1.14 x U .  
s
* You can order this quantity or a multiple thereof.  
Siemens LV 1 · 2006  
3/77  
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