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YCQR8s Bypass Soft Starter
This soft starter is an advanced digital soft start solution suitable for motors with power ranging from 0.37kW to 115kW. Provides a complete set of comprehensive motor and system protection functions, ensuring reliable performance even in the harshest installation environments.
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Product Details
Type designation
| Company code | / | Current | Voltage |
| YC | QR8s | 30 | AC380V |
| Company code | Model | 30KW | AC380V |
Operating condition
Optional soft start curve
● Voltage ramp start
● Current Limit Start
Optional soft start curve
● Free parking
● Timed soft parking
Expandedinput and output options
● Remote controlinput
● Relay output
● RS485 communication output
Models that meet connectivity requirements
● 0.37-115KW(rated)
● 220VAC-380VAC
● Star shaped connection or inner triangle connection
Customizable protection
● Input phase loss
● Output phaseloss
● Running overload
● Starting overcurrent
● Running overcurrent
● Underload
Easy to read display with comprehensive feedback
● Removable operation panel
● Built-in Chinese + English display
Instructions for External Terminalsof Built in Bypass intelligent Motor Soft Start
| Terminal type | Terminal No. | Terminal name | Instruction | |
| Main circuit | R,S,T | Power input | Soft start three-phase AC powerinput | |
| U,V,W | Soft Start Output | Connect three-phase asynchronous motor | ||
| Controlloop | Communication | A | RS485+ | For ModBusRTU communication |
| B | RS485- | |||
| Digital input | 12V | Public | 12/24Vcommon | |
| IN1 | start | Short connection with common terminal (12/24V) Startable soft start |
||
| IN2 | Stop | Disconnect from the common terminal (12/24V)to stop the start soft start |
||
| IN3 | ExternalFault | Short-circuit with the common terminal(12/24V), soft start and shutdown |
||
| Soft start power supply |
A1 | AC220V | 220V | |
| A2 | ||||
| Programming Relay 1 |
TA | Programming relay com-mon | Programmable output,available from Choose from the following functions: 0.No action 1.Power-on action 2.Soft start action 3.Bypass action 4.Soft stop action 5.Runtime actions 6.Standby action 7.Failure action |
|
| TB | Programming relay normal-ly closed | |||
| TC | Programming relay normal-ly open | |||
| Programming Relay 218.5- 115kw(Config- uration) |
TA2 | Programming relay normal-ly open | ||
| TC2 | ||||
Overall and mounting dimensions(mm)
| Specification model |
Dimensions(mm) | Installation size(mm) | |||||
| W1 | H1 | D1 | W2 | H2 | H3 | D2 | |
| 0.37-15KW | 55 | 162 | 157 | 45 | 138 | 151.5 | M4 |
| 18-37KW | 105 | 250 | 160 | 80 | 236 | M6 | |
| 45-75KW | 136 | 300 | 180 | 95 | 281 | M6 | |
| 90-115KW | 210.5 | 210.5 | 215 | 156.5 | 372 | M6 | |
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