Technical Summary
| Product designation | Soft starter |
|---|---|
| Product brand name | SIRIUS |
| Size | S2 |
| Rated current at 40 °C | 45 A |
| Rated power at 400 V, standard circuit, 40 °C | 22 kW |
| Operating voltage at standard circuit rated value | 200 … 480 V |
| Control supply voltage 1 at AC at 50 Hz | 110 … 230 V |
| Control supply voltage 1 at DC | 110 … 230 V |
| Type of electrical connection for main current circuit | screw-type terminals |
| Type of electrical connection for auxiliary and control circuit | screw-type terminals |
| Mounting method | screw and snap-on mounting |
| Protection class IP on the front according to IEC 60529 | IP20 |
Key Features
SIRIUS soft starter
Soft starter with integrated bypass contact system and thyristors.
Soft starter with integrated bypass contact system and thyristors.
Size S2 and 45 A
Size S2 with rated current at 40 °C: 45 A.
Size S2 with rated current at 40 °C: 45 A.
22 kW/400 V rating
At 400 V, standard circuit rating at 40 °C: 22 kW.
At 400 V, standard circuit rating at 40 °C: 22 kW.
200-480 V AC supply
Operating voltage at standard circuit rated value: 200 … 480 V.
Operating voltage at standard circuit rated value: 200 … 480 V.
110-230 V AC/DC control supply
Control supply voltage 1: 110 … 230 V AC at 50 Hz and 60 Hz, and 110 … 230 V DC.
Control supply voltage 1: 110 … 230 V AC at 50 Hz and 60 Hz, and 110 … 230 V DC.
Screw-terminal connection
Screw-type terminals for main current circuit and auxiliary and control circuit.
Screw-type terminals for main current circuit and auxiliary and control circuit.
Applications
Motor soft starting
Soft starting with adjustable current limitation for the connected motor.
Soft starting with adjustable current limitation for the connected motor.
Motor overload protection
Protection function for motor overload conditions.
Protection function for motor overload conditions.
Frequently Asked Questions
What is Siemens 3RW4036-1BB14?
It is a SIRIUS soft starter, size S2.
What are the main current and power ratings for 3RW4036-1BB14?
The rated current at 40 °C is 45 A, and the standard circuit rating at 400 V and 40 °C is 22 kW.
What control supply voltage does 3RW4036-1BB14 use?
The control supply voltage is 110 … 230 V AC at 50 Hz and 60 Hz, and 110 … 230 V DC.
How is 3RW4036-1BB14 connected?
It uses screw-type terminals for the main current circuit and for the auxiliary and control circuit.
What mounting and protection details are available for 3RW4036-1BB14?
It supports screw and snap-on mounting, and the front protection class is IP20.
