Smooth starting for pumps, fans, and compressors with the Schneider Electric ATS22C17S6 Altistart 22 Soft Starter.
Product ModelATS22C17S6U
Product ID30798
Stock on Request
Last updated: 8/29/2026
Key Features
1
FeatureProvides smooth starting for pumps, fans, and compressors, reducing mechanical stress and extending motor life.
2
FeatureReduces starting and stopping noise of motors, minimizing hearing discomfort for operators.
3
FeatureAllows mounting in frames of any machine type, improving versatility and reducing spare parts costs.
4
FeatureOvercomes difficult or high torque starts with precise control over start time, matching system inertia and mechanical limits.
5
FeatureIncludes integrated bypass to reduce noise and heat dissipation, with a soft stop function to limit mechanical stress.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Range of Product
Altistart 22
Product or Component Type
Soft starter
Product destination
Asynchronous motors
Product Specific Application
Pumps and fans
Component name
ATS22
Phase
3 phase
[Us] rated supply voltage
208...600 V - 15...10 %
Maximum Horse Power Rating
125 hp 460 V150 hp 575 V50 hp 208 V60 hp 230 V
Factory setting current
156 A
Power dissipation in W
91 W for standard applications
Utilisation category
AC-53A
Type of start
Start with torque control (current limited to 3.5 In)
IcL starter rating
170 A connection in the motor supply line for standard applications
IP Degree of Protection
IP00
Assembly style
With heat sink
Function Available
Internal bypass
Supply voltage limits
177...660 V
Supply frequency
50...60 Hz - 10...10 %
Network Frequency
45...66 Hz
Device connection
In the motor supply line
[Uc] control circuit voltage
110 V - 15...10 % 50/60 Hz
Control circuit consumption
20 W
Discrete output number
2
Discrete output type
Relay outputs R1 230 V running, alarm, trip, stopped, not stopped, starting, ready C/ORelay outputs R2 230 V running, alarm, trip, stopped, not stopped, starting, ready C/O
Minimum switching current
100 mA 12 V DC relay outputs)
Maximum switching current
5 A 250 V AC resistive 1 relay outputs5 A 30 V DC resistive 1 relay outputs2 A 250 V AC inductive 0.4 20 ms relay outputs2 A 30 V DC inductive 7 ms relay outputs
Discrete input number
3
Discrete input type
LI1, LI2, LI3) logic, 5 mA 20 kOhm
Discrete input voltage
110 V <= 121 V
Discrete input logic
Positive logic LI1, LI2, LI3 < 20 V <= 15 mA > 79 V, <= 2 mA
