MSS
MSS
₹17,325 – ₹118,125
Prices are inclusive of Delivery Charges.
Product Description:
MSS – Three phase Motor Soft Starter
Please refer the Ordering Information table before placing your order
Key Features
- Suitable for 3 phase AC Induction motor up to 205KW (275HP).
- Semikron make SCR modules (SKKT series).
- Reduces starting current.
- Motor connection for both 3 wire close delta (In line) and 6 wire open delta (in-side line).
- User settable jump start and soft start / ramp time.
- Accepts start and stop command from external potential free contact.
- Over load trip facility and built in motor protection.
- Contactor bypass output and Fault output.
- Easy to install and maintain.
Technical Specification
| Parameters | Description |
|---|---|
| Configuration | Three phase close delta (In Line) or open delta (Inside Delta) |
| Control Action | Phase angle control (self - synchronized) |
| Control Switches | Front panel push button switches for Start/Stop to start and stop the motor. Reset push button switch to use in case of overload trip condition. (Optionally – the control switch connections can be given on the terminals for external remote operation). |
| Incomer Supply | 415VAC/440VAC @ 50Hz. (690VAC – optional) |
| Output | 0 to 415/440VAC 3 phase variable voltage to achieve full speed in max. 10-20 Sec. |
| Smooth Control | Adjustable Ramp Up Time for soft Increase of output voltage. |
| Motor Protection | Motor protection against overload, phase failure, and phase reversal. Feedback is taken from built-in current transformers. |
| Settings | For adjusting ramp or soft start time and jump start voltage level. |
| (internally fixed – but accessible to the user for fine adjustments). | |
| LED Indications | For Power ON, External Fault, Bypass, Over load Trip, Top of Ramp. |
| Relay Outputs (DO) | For Bypass relay, Fault Relay (Change over contacts). |
| Load type | Suitable for both 3 phase squirrel cage Induction motor and Slip ring motor. |
| Aux. Supply Voltage | 230 VAC +/- 10%, 50/60 Hz. Max – 10VA |
| Size in mm | As mentioned in Ordering Information table. |
Ordering Information
| Model | Motor Ratings (HP) @ 440VAC | Motor Ratings (KW) @ 440VAC | Max. Starting Current / Continuous current / Thyristor type | Size (H x W x D) mm | Part No. |
|---|---|---|---|---|---|
| MSS-006 | (1 to 6) HP | (0.75 to 4.5) KW | 20A / 6.2A (IXYS50A) | 255 x 170 x 85 | 2118 |
| MSS-010 | (7 to 10) HP | (5 to 7.5) KW | 32A /10.5A (IXYS50A) | 255 x 170 x 85 | 2119 |
| MSS-015 | (11 to 15) HP | (8 to 11) KW | 45A /15A (IXYS50A) | 255 x 170 x 85 | 2120 |
| MSS-020 | (16 to 20) HP | (12 to 15) KW | 55A / 18A (SKKT57A) | 305 x 185 x 220 | 2121 |
| MSS-035 | (21 to 35) HP | (16 to 26) KW | 75A / 36A (SKKT106A) | 325 x 185 x 245 | 2122 |
| MSS-050 | (36 to 50) HP | (27 to 37) KW | 110 / 50A (SKKT106A) | 325 x 185 x 245 | 2123 |
| MSS-075 | (51 to 75) HP | (38 to 55) KW | 150A / 75A (SKKT162) | 345 x 185 x 285 | 2124 |
| MSS-110 | (76 to 110) HP | (56 to 82) KW | 230A / 115A (SKKT273A) | 425 x 285 x 300 | 2125 |
| MSS-150 | (111 to 150) HP | (83 to 111) KW | 310A / 155A (SKKT330A) | 455 x 350 x 350 | 2126 |
| MSS-200 | (151 to 200) HP | (112.5 to 147) KW | 410A / 205A (SKKT573A) | 455 x 350 x 350 | 2127 |
| MSS-225 | (198 to 225) HP | (147.5 to 168) KW | 470A / 235A (SKKT573A) | 455 x 350 x 350 | 2128 |
| MSS-275 | (226 to 275) HP | (170 to 205) KW | 570A / 300A (SKKT573A) | 455 x 350 x 350 | 2129 |
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