YBBP系列隔爆型變頻調速三相異步電動機(以下簡稱為:電動機)，是我公司根據市場需求而開發的新產品，與變頻器配合使用，可以實現較寬范圍內平滑無級調速，調速范圍、動態響應、調速精度、低頻轉矩、轉差補償、功率因數、效率等方面均有很大的優越性，是滿足煤炭石油化工等存在性氣體環境的場所需要調速及其節能需要的理想驅動產品。

YBBP series flame-proof frequency-control three-phase asynchronous motors (hereinafter referred to as “the motors”) are a series of new products developed by our company to meet the market demand. In conjunction with a frequency inverter, the motor can realize smooth step less speed variation over a wide range. This series has great advantages in speed regulation range, dynamic response perbance, speed regulating precision, low-frequency torque, slip compensation, power factor, efficiency, etc., and serves as the ideal driving equipment to meet the requirements of speed regulation and energy saving for devices used in coal mines, petrochemical industry and other environments with explosive gases.

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?結構說明（structure declaration）

電動機按GB 3836.2和MT 451（僅對ExdI）的規定制成隔爆型，其防爆標志為ExdI、ExdIIBT4、ExdIICT4。ExdI、ExdIIBT4產品范圍機座號H80～500，ExdIICT4產品范圍機座號H80～450。

The motors are manufactured into flameproof type and the flameproof property conbs to GB 3836.2 and MT451 (only for ExdI), and their flameproof marks include ExdI, ExdIIBT4, and ExdIICT4. The frame size range of products with ExdI and ExdIIBT4 is H80-500, and the range of the products with ExdIICT4 is H80-450.

電動機的冷卻方式為IC411自扇冷系列，IC416強迫通風系列

IC411自扇冷系列機座號范圍為H280及以下電動機。

IC416強迫通風系列機座號范圍為H160及以上電動機。

The motors have two cooling bs: IC411 (fan-ventilated series) and IC416 (forced ventilation series)

The frame size range of the fan-ventilated series (IC411) is H280 and below.

The frame size range of the forced ventilation series (IC416) is H160 and above.

主體外殼防護等級為IP55。

The protection class of the enclosure is IP55.

電動機絕緣等級:機座號H355及以下為F級，機座號H400及以上為H級。電磁線采用變頻專用電磁線，絕緣體系進行特殊工藝處理，具有良好的電氣、機械、防潮及熱穩定性，以適應變頻電源的要求。

The motors’ insulation grade: grade-F for H355 and below, grade-H for H400 and above. Special electromagnetic wire for frequency conversion is used. The insulation system, which is treated by special process, has good electrical and mechanical properties, moisture resistance, and heat stability, and meets the requirements of variable-frequency power sources.

電動機轉子采用鑄鋁結構，采用高精度的動平衡設備，低不平衡質量確保電動機運轉平穩、振動小、噪聲低。

Cast-aluminum rotors are used in the motors. High-precision dynamic balance equipment and low unbalance mass guarantee the rotor’s smooth running and low vibration and noise.

使用條件(Work Conditions)

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電壓: 380V、660V、380/660V、660/1140V??? Rated voltage: 380V、660V、380/660V、660/1140V

功率:0.75KW~560KW?????????????????????? Output power: 0.75KW~560KW??

極數:2,4,6,8,10???????????????????????????? Poles:2,4,6,8,10

防護等級:IP55????????????????????????????? Protection class:IP55

絕緣/溫升等級:F/B ,H/B級????????????????? ?Insulation class:F,H? temperature rise B

海拔不超過1000m???????????????????????? Altitude:Not exceed 1000m meters

頻率:50Hz??????????????????????????????? Rated frequency:50Hz

工作制:S1連續工作制????????????????????? Duty: continuous(S1)

環境溫度:-15℃~+40℃???????????????? ?????Ambient temperature:-15℃~+40℃

防爆標志：“Exd I”或“Exd II BT4、Exd II CT4”? Ex-Mark: “Exd I” or “Exd II BT4、Exd II CT4”

用戶如有其他特殊要求,請和本公司聯系.