Mill Duty Motors By New India Electricals Limited

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Product Description

New India offers Mill Duty Motors specially designed for Steel Mill Drive applications. Motors are also used in Overhead Cranes & Cement Mill Drives. Motors confirm to AISE technical report. Motors are supplied with full speed, half speed and quarter speed designs based on requirement.

RANGE
KW	1.5 to 970
Frame	802 to 824
Duty	S1/S4/S5
Armature Voltage	110 to 1100V
Excitation Voltage	180 to 360V
Insulation	F/H
Enclosure	IP23/44/54.
Cooling	IC01/06/17/37/0041/066/W37A86/44
Mounting	B3(Foot)
Standard	AISE 802-824

APPLICATIONS
Steel Mill Drives
Overhead Cranes
Cement Mill Drives

SALIENT FEATURES
Conforming to AISE technical report no. 1-1991 / IPSS 1-03-002-94.
Full speed, half speed and quarter speed designs available.
Suitable for operations up to 500 volts.
Suitable for operation on 3 phase, 6 pulse thyristor converter.
Class ‘H’ insulation with class ‘F’ temperature rise limits.
Armature class ‘H’ with VPI in solvent less polyesterimide resin.
TIG welding of armature coil connection to commutator.
Split / Non split yoke without compensating winding or non-split laminated yoke with compensating winding. However, split yoke is preferred for 808 & above frames and compensating type for 812 & above frames.
Replaceable shaft.
Double shaft extension 1:9.6 taper with key way paralle to taper as per AISE or 1:10 taper with key way parallel to shaft axis as per IPSS.
Convertible between TENV & TEFV enclosure or with top mounted blower unit.
Loose hanging leads or terminal box as required.
Axial play of 3 mm approximately of shaft.
Brush position of 45 deg. For easy access for maintenance (except in case of laminated yoke version).
Motor mounting dimension can be matched to replace 600 series motors to AISE or Russian standard.