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Motor model Y B 3 – 315 M 1 – 4 W

Explosion-proof sign Ex d IIB T4 Gb

Y Three-phase induction motor

Ex Mark (explosion protection)

B Flame proof

D Type of explosion protection
(Flameproof type)

3 Modified for the third time

IIB Electrical apparatus class

315 mm Shaft center high

T4 group

M Code of frame length

(S-short, M-middle and L-long)

Gb Equipment protection level

1 Code of core length

4 Number of pole

W Code of special environment

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