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When people ask for a “2.2 kW 2800 rpm motor”, the product they mean is the 2-pole, 90L-frame three-phase motor coded DRG-90L-2 in the DRG catalogue. At full load this motor runs a... More Details

The motor asked for on the market as a “7.5 kW 1450 rpm motor” corresponds to the DRG-132M-4 in our catalogue, and its rated full-load speed is not 1450 but 1460 rpm. With a synchr... More Details

The motor people search for as a “3 kW 1400 rpm motor” is the 4-pole, 100L-frame three-phase motor coded DRG-100L2-4 in the DRG catalogue. Its nameplate does not say 1400 but 1450 ... More Details

Two-pole three-phase motors of 1.5 kW and above are sold on the market as "2900 rpm", and in DRG data their plate speeds live up to the name: 2895 at 1.5–3 kW, 2905 at 4 kW, 2930 a... More Details

On the market, "2800 rpm" refers to small 2-pole three-phase motors with a synchronous speed of 3000 rpm. In DRG data the actual plate speeds of this class are: 0.25 kW 2730, 0.37 ... More Details

The "1450 rpm" label corresponds to the motors from 1.1 kW to 4 kW in DRG's 4-pole range: at 1.1 and 1.5 kW the plate reads 1445 rpm, at 2.2, 3 and 4 kW exactly 1450 rpm. From 5.5 ... More Details

A motor searched for as a "1400 rpm electric motor" is a 4-pole three-phase induction motor running on a 50 Hz supply; its synchronous speed is 1500 rpm and the actual speed on the... More Details

A large flange electric motor carries a plain-hole B5 (FF) flange on its front end shield that is wider than the housing, and its main advantage is load carrying and centring: beca... More Details

The answer to "small flange or large flange?" is not written on the motor but on the face of the machine you are connecting to: if the holes on the machine are plain clearance hole... More Details

A B35 foot and flange motor carries both B3 feet under its housing and a large B5 flange on its front end shield; the flange centres the motor on the machine axis while the feet tr... More Details

A B14 flange electric motor has a small-diameter flange on its front end shield with threaded (tapped) holes, and it is fixed to the machine with bolts screwed into those holes. Th... More Details

When you choose a B5 flange electric motor, the first figure that fixes the model, and therefore the price, is not the power but the bolt circle diameter (M) of the flange on the m... More Details

A 22 kW (30 HP) flanged motor comes in three frames, and the flange changes with the frame: the 3000 rpm DRG-180M-2 in 180M and the 1500 rpm DRG-180L-4 in 180L carry a P 350 / M 30... More Details

When looking for an 18.5 kW flanged motor, the decision is usually between B5 and B35, and at this power the balance tips towards B35. The reason is that 18.5 kW frames are large: ... More Details

All three 15 kW (20 HP) flanged motors have cast iron housings and all share the same B5 flange: outer diameter P 350 mm, bolt circle M 300 mm, spigot diameter N 250 mm, spigot len... More Details

On an 11 kW, 1500 rpm flanged motor you will meet two different B5 flanges. The standard DRG-160M-4 is in a 160M frame with a P 350 / M 300 / N 250 mm flange and a 42 × 110 mm shaf... More Details

A 7.5 kW flanged motor does not come with one single flange size; the speed decides it. The 3000 rpm DRG-132S2-2 sits in a 132S frame and the 1500 rpm DRG-132M-4 in a 132M frame, a... More Details

At 5.5 kW the difference between B5 and B35 is not in the flange but underneath the motor: a B35 motor carries the same flange as B5 and adds B3 feet. On the 4-pole DRG-132S-4 the ... More Details

The 4 kW motor most often used on hydraulic power units is the 4-pole DRG-112M-4, which bolts to the pump lantern with the B5 flange of the 112M frame: spigot 180 mm, bolt circle 2... More Details

When connecting a 3 kW motor to a gearbox, the deciding dimension is the gearbox input bore: the 2- and 4-pole 3 kW motors (DRG-100L-2, DRG-100L2-4) sit in the 100L frame with a 28... More Details