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JZⅡ系列
概述：
JZ2系列起重及冶金用电动机，绝缘等级分B级、F级两种。过载能力大、机械强度高适用于各种起重配套，也可用于类似设备。
JZ2 series induction motors with insulation class B F for crane and metallurgical uses featured with high overload capacity suitable for crane metllurgical machiners and similar equipments.
工作条件：
电源电压380V，电源频率50HZ
环境温度不超过40℃
海拔不超过1000M
经常地机械震动及冲击
频繁地起重，制动（电气或机械的）及逆转
可在额定电压下直接起动
结构
防护等级：IP44
冷却方法：IC411
安装形式：IM1001、IM1002、IN1003、IM1004
传动方式
电动机采用联轴器或正齿轮传动.采用正齿轮传动时其齿轮节圆直径不小于轴伸直径2倍。
working condition
rated voltage 380V Rated frequency 50HZ
Ambitent temptature not exceeding 40℃
Altitude from sea-level not exceeding 1000m
Frequent mechanical vibrations and shocks
Frequent starting braking and revrtsing
Directly starting under rated volage
Structure
Degree of protection: IP44
cooling method: IC411
mounting arrangements : IM1001, IM1002, IN1003, IM1004
type of drive
coupling or spur gear drive
For spur gear drive the pitch diametr of the pinion shall not be less than twice of the motiotor shaft
定货须知:
1.定货时必须说明产品型号、额定功率、额定电压、额定频率、调速范围及在此范围内的运行特性，接线盒位置等。
2.如有特殊要求，经双方协商后，可提供其他极数，其他结构及安装型式的电动机，也可配带各种转感器（测速发动机、超速开关=编码器等），各种制动器（电磁式、涡流式）各种热敏保护装置和加热带等。
技术数据表：
| 工作制 | S3-15% | S3-25% S2-30min | S3-40% S2-60min | Jm kg·㎡ | 重量 Weight kg | |||||||||||
| 机座号 | P2 KW | I1 A | n r/min | P2 KW | I1 A | I2 A | Mmax Mn | I A | n % | cosΦ | n r/min | P2 KW | I1 A | n r/min | ||
| 1000r/min | ||||||||||||||||
| 11-6 | 2.6 | 6.75 | 915 | 2.2 | 6.10 | 3.16 | 3.29 | 4.95 | 74.8 | 0.730 | 931 | 1.2 | 5.09 | 964 | 0.024 | 60 |
| 12-6 | 4.2 | 10.40 | 911 | 3.5 | 9.18 | 3.18 | 3.40 | 6.80 | 76.7 | 0.753 | 929 | 2.0 | 7.40 | 962 | 0.033 | 70 |
| 21-6 | 6 | 13.83 | 912 | 5.0 | 11.96 | 2.98 | 3.21 | 7.66 | 79.4 | 0.798 | 937 | 2.9 | 9.04 | 966 | 0.053 | 90 |
| 22-6 | 9 | 20.2 | 923 | 7.5 | 17.4 | 3.15 | 3.55 | 10.7 | 81.3 | 0.803 | 938 | 4.4 | 13.0 | 966 | 0.075 | 110 |
| 13 | 28.2 | 942 | 11 | 24.9 | 3.76 | 4.17 | 15.4 | 83.8 | 0.800 | 952 | 6.3 | 18.6 | 973 | 0.128 | 150 | |
| 750r/min150 | ||||||||||||||||
| 31-8 | 9 | 22.8 | 699 | 7.5 | 20.4 | 3.34 | 3.58 | 15.0 | 80.2 | 0.695 | 709 | 4.4 | 16.8 | 727 | 0.128 | 150 |
| 41-8 | 13 | 30.4 | 707 | 11 | 27.2 | 3.47 | 3.59 | 19.1 | 82.1 | 0.746 | 714 | 6.3 | 21.6 | 730 | 0.288 | 200 |
| 42-8 | 19.5 | 45.3 | 709 | 16 | 40.0 | 3.85 | 4.21 | 28.8 | 83.6 | 0.725 | 717 | 9.2 | 32.3 | 732 | 0.408 | 250 |
| 51-8 | 2.7 | 57.5 | 713 | 22 | 49.0 | 3.30 | 3.42 | 29.1 | 86.2 | 0.790 | 720 | 12.7 | 36.3 | 733 | 0.620 | 315 |
| 52-8 | 36 | 74.7 | 709 | 30 | 63.5 | 2.97 | 3.11 | 32.1 | 86.7 | 0.825 | 717 | 17.3 | 44.4 | 732 | 0.885 | 365 |
外型及安装尺寸：
| 机座号 Frame size | 外形尺寸 Overall Dimensions | ||||
| 螺栓直径 bolt diamteter | AB | HD | L | LC | |
| 11-6 12-6 | M12 | 265 | 300 | 442 | 530 |
| 497 | 585 | ||||
| 21-6 22-6 | M18 | 300 | 340 | 540 | 654 |
| 602 | 716 | ||||
| 31-6 31-8 | 340 | 385 | 630 | 748 | |
| 41-8 42-8 | M20 | 400 | 435 | 680 | 822 |
| 760 | 902 | ||||
| 51-8 52-8 | M28 | 460 | 515 | 795 | 938 |
| 875 | 1018 | ||||
| 机座号 Frame size | 外形尺寸 Overall Dimensions | ||||
| 螺栓直径 bolt diamteter | AB | HD | L | LC | |
| 11-6 12-6 | M12 | 265 | 300 | 442 | 530 |
| 497 | 585 | ||||
| 21-6 22-6 | M18 | 300 | 340 | 540 | 654 |
| 602 | 716 | ||||
| 31-6 31-8 | 340 | 385 | 630 | 748 | |
| 41-8 42-8 | M20 | 400 | 435 | 680 | 822 |
| 760 | 902 | ||||
| 51-8 52-8 | M28 | 460 | 515 | 795 | 938 |
| 875 | 1018 | ||||
