Low Voltage Motors: Vertical Hollow Shaft Motors
Application
Overview
Operating & Supply Conditions
| FEATURES | VALUES/ STANDARDS |
|---|---|
| Ambient Temperature | -10 to +50°C |
| Altitude | Not exceeding 1000mtrs above mean sea level. |
| Atmosphere | Non corrosive & non Hazardous |
| Relative Humidity | Up to 100% |
| Voltage | 415V ±10%, 3 Ph. |
| Frequency | 50Hz ±5% |
| Combined Variation | 10% |
| Duty | S1(continuous) |
| Service factor | 1.0 |
Features
| FEATURES | VALUES/ STANDARDS |
|---|---|
| Starting | Star Delta |
| Permissible starts/hr. | Cold successive – 4 , Hot successive – 3, Equally spread – 6 |
| Loading at reduced volts | 75% Rated volts for 5 minutes. |
| Insulation / temp.rise | Class `F’ / 70°C |
| Direction of rotation | Anti-clockwise from top. |
| No. Of leads | 6 for all frames |
| Connection. | Delta for all ratings |
| Degree of protection /Mounting | IP 21/ IM 3239 HS |
| Method of cooling | IC 01 |
| T.box position | On body circumference. |
| Bearing life (90% survival basis) |
40,000 working hrs |
| Vibration | Normal class as per IS: 12075 |
| Noise | As per IS: 12065 |
| Construction | Flange mounted with hollow shaft |
| Frame sizes | SVH160, 180, 200, 250 ,280 and 315 |
| Body material | Cast iron |
| T.box material | Aluminium (die cast) 160, cast iron 180, 200, mild steel for 250 & 315 Frames |
| Fan material | Cast iron for 160, aluminium for 180, 200, mild steel for 250 & 315 Frames |
| Accessories |
Nil |
| Paint & shade | NC base RAL 5012 shade up to 200, Epoxy base RAL 5012 above 200 frame |
| Bearing type Greasing facility | As given below Online greasing facility for 160 to 315 |
Specifications
Specifications
