Low Voltage Motors: Primo Series
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 | DOL for all (single entry upto 132,double entry for 160 with links) Or Star delta for frames 112 & above. |
| Permissible starts/hr | Cold successive – 4 , Hot successive – 3 , Equally spread – 6 |
| Loading at reduced volts | 75% Rated volts for 5mins |
| Insulation / temp.rise | Class `F’ / 70°C |
| Direction of rotation | Bi-directional |
| No. Of leads | 3 up to 100 & 6 for frame 112 & above. |
| Connection | Star: up to 90 frame and 6 & 8 pole ratings of 100 frame |
| Delta: 2 & 4 pole ratings of 100 frame & 112 and above all   ratings | |
| Degree of protection | IP 55 |
| Method of cooling | IC 411 |
| T.box position | RHS looking from driving end towards DE |
| Bearing life |
40,000 working hours. For direct drive |
| Vibration | Normal class as per IS 12075. |
| Noise | As per IS 12065. |
| Construction | Foot, ‘B’ flange, ‘C’ Flange , Foot cum ‘B’ flange, Foot cum ‘C’ Flange |
| Frame sizes | PRIMO 63 to 160 |
| Shaft extension | Single cylindrical extension as per IS 1231 |
| Body material | Aluminium (Diecast) up to 112, cast iron for 132 to 160 |
| T.box material | Nylon 6 up to 132, Aluminium (die cast) for 160 |
| Fan material | Polypropelene |
| Accessories |
Nil |
| Paint & shade | NC base RAL 5012 shade |
| Bearing type and Greasing facility |
Pre lubricated sealed bearings No online greasing facility |
Specifications
Specifications
