3RH11221BB40 SIEMENS, 3RH11221BB40 Datasheet - Page 7

• Manufacturer Part Number: 3RH11221BB40
• Description: Control Contactor
• Manufacturer: SIEMENS

Specifications of 3RH11221BB40

• Contact Configuration: 2NO / 2NC
• Relay Mounting: DIN Rail
• Coil Voltage Vdc Nom: 24V
• Length/height, External: 57.5mm
• External Width: 45mm
• External Depth: 106mm
• Ip/nema Rating: NEMA 00
• Coil Type: DC
• Operating Voltage: 230V
• Load Current Inductive: 6A
• Load Current Resistive: 6A
• No. Of Poles: 4
• External Height: 57.5mm

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