SIMOTICS XP Explosion-Proof Motors

Maximum safety and extreme ruggedness

General description

With the explosion-protected motors SIMOTICS XP from Siemens you are going further than the basic safety requirements: our rugged Ex motors operate completely reliably even under the most extreme conditions – both DOL and VSD operation - and this has been proven worldwide a hundred thousand times over. And what is more, there are no gaps in our Ex motor range, they meet all requirements with maximum safety and high efficiency during operation.

We offer drive solutions with double protection for exceptional requirements. The result: A portfolio of motors that is globally unrivalled in terms of scope and standard.

Explosion proof SIMOTICS XP 1MB10 with enclosure aluminum

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    Technical data overview

    Brief overview

    Type of protection:

    Increased safety
    Ex e

    Flameproof enclosure
    Ex d

    Ex nA

    Dust explosion protection
    Ex tb, Ex tc


    Power range: *

    0.12 - 165 kW

    0.25 - 460 kW

    0.09 - 1000 kW 

    0.09 - 1000 kW

    1 - 300 HP

    Voltage range:

    All commonly used voltages

    230, 460 & 575 V with 60 Hz

    Frame size: *

    63 M - 315 L

    71 M - 355

    63 M - 450

    63 M - 450

    143T - 449T


    All common construction types

    Rated speed:

    750 - 3600 min -1

    900-3600 min -1

    Rated torque:

    0.6 - 8090 Nm

    1.5-882 lb-ft

    Application area:

    Ex-Zone 1
    II 2G
    Ex e IIC T1-T3

    Ex-Zone 1
    II 2G
    Ex de IIC T1-T6

    Ex-Zone 2
    II 3G
    Ex nA IIC T3

    Ex-Zone 21/22:
    Zone 21:
    II 2D
    Ex tb
    IIIC T...
    Zone 22:
    II 3D
    Ex tc
    IIIB T...

    UL listed
    Class I, Groups C&D
    Class II, Groups F&F,
    Division 1 hazardous areas

    VSD operation optional:





    Variable Torque 20 : 1
    (143T - 449T)
    Constant Torque
    4 : 1
    (143T - 326T)
    Constant Torque
     6 : 1
    (365T - 445T)

    * Higher power ratings are available in SIMOTICS TN, SIMOTICS FD and the LOHER CHEMSTAR and VARIO motors.

    Customer benefits

    • Type spectrum IEC 
      Our explosion-protected motors SIMOTICS XP fulfill the directive 94/9/EG (ATEX):
      - Integrated gray cast iron series for standard and explosion-protected motors
      - Motors with “increased safety” - “e” (Ex e IIC) type of protection, Motors with flameproof enclosure - “d” (Ex de IIC), Motors in non-sparking design - “n” (Ex nA IIC) and motors with increased safety "t" (Ex tb IIIC, Ex tc IIIB)

    • Type spectrum NEMA
      Explosion-proof motors fulfill the strict requirements according to:
      - Class I, Group C&D
      - Class II, Groups F&G
      - Division 1, hazardous areas

    Typical applications

    In hazardous environments, such as in chemical plants, the oil industry, in gas works, in wood and plastic processing industry or in agriculture.