
Number
Technical specifications
- Type of voltage: AC
- Conductor cross-section single or multi-strand: 10 mm²
- Conductor cross-section for finely-stranded: 10 mm²
- Packaging type
Single
- Product type
Contactor
- Type
3RT2028-1AH20
- Type
S0
- No. of pins
3-pin
- Contact type
3 makers
- Nominal voltage
690 V AC
- Control voltage (min.)
48 V AC
- Control voltage (max.)
48 V AC
- Control voltage range
48 - 48 V AC
- Switching voltage (max.)
690 V AC
- Permanent current (max.)
38 A
18.5 kW
- Features
+ auxiliary contact
- Mounting type
Snap-in
Screw-fit
- Connection
Screw terminal
- Durability
1000 0000
IP20
- Min. temperature
-25 °C
- Max. temperature
+60 °C
- Width
45 mm
- Height
85 mm
- Depth
97 mm
- Dim
(W x H x D) 45 x 85 x 97 mm
- Content
1 pc(s)
- RoHS-compliant
Yes
18.5 kW
3
1
1
38 A
50 A
Screw connection
AC
22 A
11.0 kW
18.38746875
- UKCA
yes
Documents & Downloads
Datasheet
Datasheet 1720856 Siemens 3RT2028-1AH20 Contactor 3 makers 18.5 kW 690 V AC + auxiliary contact Single 1 pc(s)
User & Safety Instructions
User & Safety Instructions 1720856 Siemens 3RT2028-1AH20 Contactor 3 makers 18.5 kW 690 V AC + auxiliary contact Single 1 pc(s)










