Explosion-proof NKE'MZ AIM, AIMM, AIU, 2AIU, etc.

The AIM90, AIMM90-280, AIU90-200, 2AIU225-250, AIUL180, VAIU112-200 series are designed to operate from a three-phase alternating current network with a frequency of 50 Hz and 60 Hz to drive stationary machines in explosive coal industries (AIU, VAI engines), chemical, gas, oil refining industries (AIM engines, AIMM).

• Climatic version: U2,5, T2,5, for AIM90, AIMM 90 also OM2, B5
• The degree of protection of the housing and the terminal box: IP54.
• Insulation class - F, for VAI - H engines.

Marking of explosion protection of engines:

• AIM90, AIMM90, 100 series - 1 ExdllBT5/2ExdllCT5;
• AIMM112- 1 ExdllBT4/2ExdllCT5 Series;
• AIMM Series 132-180- 1 ExdllBT4/2ExdllCT4;
• AIMM200 - 1 ExdllBT4 Series;
• Series IMM225-280 - 1 ExdllBT4/2Exdll(H2);
• series AIU90-200, 2AIU225-250, VAIU112-200 - RV ZV.

AIM90, AIMM90-280, AIU90-200, 2AIU225-250, AIUL180, VAIU112-200 Technical Description

Asynchronous explosion-proof 2AIMM electric motors with a short-circuited rotor are designed for continuous operation from an alternating current network of 50 and 60 Hz with a voltage of 220/380 V and 380/660 V in explosive industries of chemical, gas, oil refining and other related industries in which the formation of explosive vapor and gas-air mixtures of category IIA, IIB groups T1, T2,T3, T4.

Asynchronous explosion-proof 2AIU electric motors with a short-circuited rotor are designed for continuous operation from an alternating current network of 50 and 60 Hz with a voltage of 380/660 V and 660/1140 V in underground and aboveground workings of coal mines and mines dangerous for methane and coal dust.

The electric motors are reversible.

• Climatic version: U2,5, T2,5, UHL2,5.
• The degree of protection of the housing and the terminal box: IP54.
• Insulation class - H.

Marking of explosion protection of engines:

• 2AIMM - 1ExdIIBT4;
• 2AIU - RV-3B (RV Exd1).

2AIMM280-355, 2AIU280-355 Technical Description

Asynchronous explosion-proof motors with a closed-loop rotor of the 2AIMS160 series are designed to drive stationary machines in explosive industries of the chemical, gas, and oil refining industries.

• Climatic version: U2,5, T2,5.
• The degree of protection of the housing and the terminal box: IP55.
• Insulation class - F.

Marking of explosion protection of engines: 1 ExdellBT5/2ExdellCT5.

2AIMS160 Technical Description

Asynchronous explosion-proof electric motors of the AIUM 225 M 4, AIUM 225 SA 4, AIUM 225 SB 4, AIUM 225 L4 series with a winding of soft coils and AIUM 225-1M4, AIUM250-1SA4, AIUM250-1MV4 series with a winding of rigid coils are designed to drive scraper conveyors in underground workings of coal and shale mines, dangerous for methane and coal dust.

• Climatic version: U5, T5.
• The degree of protection of the housing and the terminal box: IP54 (AIUM 250-1MV4 - IP55 motors).
• Insulation class - F (engines AIUM 225 - 1M4, AIUM 250 - 1SA4, AIUM 250 - 1MV4 - N).

Marking of explosion protection of engines: RV 3B.

AIUM 225 Technical Description

Explosion-proof vertical asynchronous motors of three-phase alternating current with a short-circuited rotor of the VASO5K series are designed for long-term operation of S1 as a gearless drive of fans of air cooling devices.

• Climatic version: U1; HL1.
• The degree of protection of the housing and the terminal box: IP54.

Marking of explosion protection of engines: 1ExdllBT4.

VASO5K Technical Description

Asynchronous electric motors with a short-circuited rotor explosion-proof vertical VASO7K are designed for direct drive of fans of air cooling devices installed in explosive rooms and outdoor installations in which the formation of explosive mixtures of gas or steam with air is possible. Electric motors have a left direction of rotation.

• The degree of protection of the housing and the terminal box: IP54, IP55.

VASO7K Technical Description

Asynchronous electric motors with a short-circuited AIMM225M12U1 rotor are designed to drive agitators installed in explosive rooms and outdoor installations in which the formation of explosive mixtures of gas or steam with air is possible. The terminal box allows the insertion of an armored cable with a diameter of 28 mm. The electric motors are reversible.

• Climatic version: U1.
• The degree of protection of the housing and the terminal box: IP55.
• Insulation class - F.

Marking of explosion protection of engines: 1ExdIIBT4.

AIMM225M12U1 Technical Description

Asynchronous explosion-proof mine AIU90 electric motors with a short-circuited rotor are designed for long-term operation from an alternating current network of 50 and 60 Hz in underground and aboveground workings of coal mines and mines dangerous for methane and coal dust. Electric motors allow both left and right direction of rotation.

• Climatic version: U2,5, UHL2,5.
• The degree of protection of the housing and the terminal box: IP54, IP20.
• Insulation class - B.

Marking of explosion protection of engines: RV ExdI (RV-3B).

AIU90 Technical Description

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