SIEMENS World Series:
SIEMENS 3TH Control Relays:
3TH2
3TH3
3TH4
3TH8
SIEMENS - 3TH2 SIMICONT Control Relays
SIEMENS 3TH2 Control Relays
Siemens has designed the 3TH2 line to meet or
exceed all worldwide standards and conventions.
The 3TH2 Control Relays can be used as a part
of Siemens miniature control products offering; a
complete compact line of control products including
3TF2 Contactors and 3UA7 Overload Relays.
Siemens Control Relays - Series 3TH2
3TH20 4-Pole with AC Coil
| Contactor Selection Chart: |
|
| Photo |
Description |
Number of Contacts |
Contact Type |
Code |
Catalog No |
Price |
| NO |
NC |
Screw Terminals |
Spring Terminals |
 |
45mm wide. |
4 |
|
|
|
3TH20 |
|
| 4 |
0 |
40E |
3TH2040-0A |
3TH2040-1A |
$81.00 |
| 3 |
1 |
31E |
3TH2031-0A |
3TH2031-1A |
$81.00 |
| 2 |
2 |
22E |
3TH2022-0A |
3TH2022-1A |
$81.00 |
3TH20 4-Pole with DC Coil
| Contactor Selection Chart: |
|
| Photo |
Description |
Number of Contacts |
Contact Type |
Code |
Catalog No |
Price |
| NO |
NC |
Screw Terminals |
Spring Terminals |
 |
45mm wide. |
4 |
|
|
|
3TH20 |
|
| 4 |
0 |
40E |
3TH2040-0B |
3TH2040-1B |
$91.80 |
| 3 |
1 |
31E |
3TH2031-0B |
3TH2031-1B |
$91.80 |
| 2 |
2 |
22E |
3TH2022-0B |
3TH2022-1B |
$91.80 |
3TH21 8-Pole with AC Coil
| Contactor Selection Chart: |
|
| Photo |
Description |
Number
of Contacts |
Contact Type |
Code |
Catalog No |
Price |
| NO |
NC |
Screw Terminals |
Spring Terminals |
|
90 mm wide. |
8 |
|
|
|
3TH21 |
|
| 8 |
0 |
80E |
3TH2180-0A |
3TH2180-1A |
$147.60 |
| 7 |
1 |
71E |
3TH2171-0A |
3TH2022-1A |
$147.60 |
| 6 |
2 |
62E |
3TH2162-0A |
3TH2162-1A |
$147.60 |
| 5 |
3 |
53E |
3TH2153-0A |
3TH2153-1A |
$147.60 |
| 4 |
4 |
44E |
3TH2144-0A |
3TH2144-1A |
$147.60 |
3TH21 8-Pole with DC Coil
| Contactor Selection Chart: |
|
| Photo |
Description |
Number
of Contacts |
Contact Type |
Code |
Catalog No |
Price |
| NO |
NC |
Screw Terminals |
Spring Terminals |
|
90 mm wide. |
8 |
|
|
|
3TH21 |
|
| 8 |
0 |
80E |
3TH2180-0B |
3TH2180-1B |
$163.80 |
| 7 |
1 |
71E |
3TH2171-0B |
3TH2022-1B |
$163.80 |
| 6 |
2 |
62E |
3TH2162-0B |
3TH2162-1B |
$163.80 |
| 5 |
3 |
53E |
3TH2153-0B |
3TH2153-1B |
$163.80 |
| 4 |
4 |
44E |
3TH2144-0B |
3TH2144-1B |
$163.80 |
3TH22 8-Pole with AC Coil
| Contactor Selection Chart: |
|
| Photo |
Description |
Number
of Contacts |
Contact Type |
Code |
Catalog No |
Price |
| NO |
NC |
Screw Terminals |
Spring Terminals |
 |
45 mm wide. |
4 |
|
|
|
3TH22 |
|
| 8 |
0 |
80E |
3TH2280-0A |
3TH2280-1A |
$138.60 |
| 7 |
1 |
71E |
3TH2271-0A |
3TH2271-1A |
$138.60 |
| 6 |
2 |
62E |
3TH2262-0A |
3TH2262-1A |
$138.60 |
| 5 |
3 |
53E |
3TH2253-0A |
3TH2253-1A |
$138.60 |
| 4 |
4 |
44E |
3TH2244-0A |
3TH2244-1A |
$138.60 |
3TH22 8-Pole with DC Coil
| Contactor Selection Chart: |
|
| Photo |
Description |
Number
of Contacts |
Contact Type |
Code |
Catalog No |
Price |
| NO |
NC |
Screw Terminals |
Spring Terminals |
 |
45 mm wide. |
4 |
|
|
|
3TH22 |
|
| 8 |
0 |
80E |
3TH2280-0B |
3TH2280-1B |
$154.80 |
| 7 |
1 |
71E |
3TH2271-0B |
3TH2271-1B |
$154.80 |
| 6 |
2 |
62E |
3TH2262-0B |
3TH2262-1B |
$154.80 |
| 5 |
3 |
53E |
3TH2253-0B |
3TH2253-1B |
$154.80 |
| 4 |
4 |
44E |
3TH2244-0B |
3TH2244-1B |
$154.80 |
3TH27 Mechanical Latch Relay AC coil
| Contactor Selection Chart: |
|
| Photo |
Description |
Number
of Contacts |
Contact Type |
Code |
Catalog No |
Price |
| NO |
NC |
Screw Terminals |
Spring Terminals |
|
90 mm wide. |
4 |
|
|
|
3TH27 |
|
| 4 |
0 |
40E |
3TH2740-0A |
3TH2740-1A |
$318.60 |
| 3 |
1 |
31E |
3TH2731-0A |
3TH2731-1A |
$318.60 |
| 2 |
2 |
22E |
3TH2722-0A |
3TH2722-1A |
$318.60 |
3TH27 Mechanical Latch Relay DC coil
| Contactor Selection Chart: |
|
| Photo |
Description |
Number
of Contacts |
Contact Type |
Code |
Catalog No |
Price |
| NO |
NC |
Screw Terminals |
Spring Terminals |
|
90 mm wide. |
4 |
|
|
|
3TH27 |
|
| 4 |
0 |
40E |
3TH2740-0B |
3TH2740-1B |
$340.20 |
| 3 |
1 |
31E |
3TH2731-0B |
3TH2731-1B |
$340.20 |
| 2 |
2 |
22E |
3TH2722-0B |
3TH2722-1B |
$340.20 |
Accessories and Spare Parts for 3TH2 control relays
Auxiliary Contactor block Selection Chart:
To International Standard EN 50 011 |
|
|
|
| Photo |
Description |
Identification
Number |
Auxiliary
Contacts
|
Catalog No |
Price |
| NO |
NC |
Screw Terminals |
Spring Terminals |
 |
Snap on, front mount auxiliary contact block
attachment. |
80E |
4 |
- |
3TX4440-0A |
3TX4440-0B |
$38.00 |
| 71E |
3 |
1 |
3TX4431-0A |
3TX4431-0B |
$38.00 |
| 62E |
2 |
2 |
3TX4422-0A |
3TX4422-0B |
$38.00 |
| 53E |
1 |
3 |
3TX4413-0A |
3TX4413-0B |
$38.00 |
| 44E |
- |
4 |
3TX4404-0A |
3TX4404-0B |
$38.00 |
Auxiliary Contactor block Selection Chart:
To International Standard EN 50 012 |
|
|
|
| Photo |
Description |
Identification
Number |
Auxiliary
Contacts
|
Catalog No |
Price |
| NO |
NC |
Screw Terminals |
Spring Terminals |
 |
Snap on, front mount auxiliary contact block
attachment. |
11E |
- |
1 |
3TX4401-1A |
3TX4401-1B |
$19.00 |
| 22E |
1 |
2 |
3TX4412-1A |
3TX4412-1B |
$32.00 |
| 23E |
1 |
3 |
3TX4413-1A |
3TX4413-1B |
$38.00 |
| 32E |
2 |
2 |
3TX4422-1A |
3TX4422-1B |
$38.00 |
| Photo |
Description |
Identification
Number |
Auxiliary
Contacts
|
Catalog No |
Price |
| NO |
NC |
Screw Terminals |
Spring Terminals |
|
Snap on, front mount auxiliary contact block
attachment. |
40 |
4 |
- |
3TX4440-2A |
3TX4440-2B |
$38.00 |
| 31 |
3 |
1 |
3TX4431-2A |
3TX4431-2B |
$38.00 |
| 22 |
2 |
2 |
3TX4422-2A |
3TX4422-2B |
$38.00 |
| 22 |
2 |
2 |
3TX4422-2G |
- |
$64.50 |
| 20 |
2 |
- |
3TX4420-2A |
3TX4420-2B |
$22.50 |
| 02 |
0 |
2 |
3TX4402-2A |
3TX4402-2B |
$22.50 |
| 11 |
1 |
1 |
3TX4411-2A |
3TX4411-2B |
$22.50 |
| 11 |
1 |
1 |
3TX4411-2G |
- |
$45.30 |
3TH2 Surge Supressors
| Surge Suppressor for Snap Mount, onto Contactor with or w/o Aux. Contact Blocks. |
|
| Photo |
Description |
Votlage |
Catalog No |
Price |
|
Varistor for AC and DC Operation |
48VAC; 24V DC to 70V DC |
3TX4490-3G |
$27.00 |
| 48V AC to 127V AC; 70V DC to 150V DC |
3TX4490-3H |
$27.00 |
| 127V AC to 240V AC; 150V DC to 250V DC |
3TX4490-3J |
$27.00 |
| RC Element with Varisitor for AC |
24V AC to 48V AC |
3TX4490-3R |
$27.00 |
| 48V AC to 127V AC |
3TX4490-3S |
$27.00 |
| 127V AC to 240V AC |
3TX4490-3T |
$27.00 |
| Diode for DC Operation |
12V DC to 250V DC |
3TX4490-3A |
$27.00 |
Siemens SIMICONT Control Relays- Series 3TH2- Features, Benefits and Description
Features
- 35mm DIN rail or panel mounting.
- Coil and termincal connections
are on a single level for easy connection.
- Can be used as part of the Siemens
Miniature Control Products
offering a complete
compact line of
control products (which also includes 3TF2
Contactora, and 3UA7 Overload Relays)
which minimizes panel space, wiring time
and shipping weight.
Benefits
- SIMICONT control relays meet or
exceed the requirements of NEMA,
UL, CSA, IEC, VDE and other
international standards.
- The terminals are marked according to both
North American and international standards.
- Flexibilty to meet most applications.
Product accepted in most countries
around the world.
- A wide range of 50 and 60 HZ AC
and DC control voltages are available.
Note: Coils and contacts are an
integral part of the relay and cannot
be changed.
Description
- 3TH2 SIMICONT control relays feature
a double bridge contact design that
insures a high degree of contact reliability
at low energy levels.
- The contacts
are rated NEMA A600
for heavy duty
control circuit applications.
- Auxiliary
contact blocks and a surge suppressor
can be snapped on to the front of the
control relay.
