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DEUBLIN Rotary Union 57 Series ATEX-Certified, DN 15 - 50
杜博林 57 系列旋转接头 ATEX 认证 防爆旋转接头
DEUBLIN General Industry Catalogue
-DEUBLIN
Operating Data
Max. Water Pressure |
Model |
157 – 657 |
150 PSI |
10 bar |
Max. Speed, |
|
|
|
|
Rotor with Straight Threads: |
Model |
157 – 257 |
3,500 rpm |
3.500 min -1 |
|
|
357 |
3,000 rpm |
3.000 min -1 |
|
|
527 – 557 |
2,500 rpm |
2.500 min -1 |
|
|
657 |
750 rpm |
750 min -1 |
Max. Temperature |
Model |
157 – 657 |
250°F |
121°C |
For higher temperature, please consult Deublin.
Legend
- CE = Declaration of conformity
- xx = Hazardous area
- II = Group of devices
- l = Device does not convey any potentially explosive atmosphere
- 2 or 3 = Device category (2 for use in zone 1 and/or zone 21; 3 for use in zone 2 and/or zone 22)
- G = Hazardous area due to gases, vapours, mist
- D = Hazardous area due to dust
- c = Design safety (protection by safe design)
- IIB = Explosion group of gases
- IIIC = Explosion group of dust
- T195 °C = Maximum surface temperature (less 5K for type approval test); Classification of dust
- T383 °F = Maximum surface temperature (less 5K for type approval test); Classification of dust
- T3 = Temperature class (classification of gases)
DEUBLIN Rotary Union 57 Series ATEX-Certified, DN 15 - 50
- Monoflow and duoflow design
- Self-supported Rotary Union
- Radial housing connection
- Balanced mechanical seal
- Keyed rotor seal
- Easy and quick replacement of sealing components (rotor seal, floating seal)
- 3 vent holes
- Forged brass housing
- Stainless steel rotor
- Seal combination – standard: Carbon Graphite/Silicon Carbide
- Lubrication guide page 45
For further information, please contact Deublin or your local representative.
Example of ATEX identification
ATEX-compliant rotary union with limited operating time.
Max. usage time: 4,000 h.
ATEX Classification:
- II-/2G Ex h IIB T3 Gb
- II-/2D Ex h IIIC T195°C Db
Attention
Deublin Rotary Unions for use in zone 1 and/or 21 have to be operated with a differential pressure or flow monitoring system as protective equipment to prevent an excessive temperature rise occurring due to dry operation of the axial face seal.
Monoflow Rotary Union for ATEX
DN |
A Rotor Connections |
B |
Rotor with BSP Threads (RH) |
Rotor with BSP Threads (LH) |
15 |
G 1/2 |
G 1/2 |
157X130-151 |
157X130-152 |
20 |
G 3/4 |
G 3/4 |
257X130-284 |
257X130-285 |
25 |
G 1 |
G 1 |
357X130-222 |
357X130-223 |
32 |
G 1 1/4 |
G 1 1/4 |
527X130-054 |
527X130-055 |
40 |
G 1 1/2 |
G 1 1/2 |
557X130-198 |
557X130-199 |
50 |
G 2 |
G 2 |
657X130-124 |
657X130-125 |
杜博林通用工业产品目录
运行参数
最大水压 |
型号 |
157–657 |
150 磅 / 平方英寸 |
10 巴 |
最大转速(带直螺纹转子): |
型号 |
157–257 |
3500 转 / 分钟 |
3500 转 / 分钟 |
|
型号 |
357 |
3000 转 / 分钟 |
3000 转 / 分钟 |
|
型号 |
527–557 |
2500 转 / 分钟 |
2500 转 / 分钟 |
|
型号 |
657 |
750 转 / 分钟 |
750 转 / 分钟 |
最高温度 |
型号 |
157–657 |
250 华氏度 |
121 摄氏度 |
如需适配更高温度,请咨询杜博林( Deublin )。
术语说明
- CE :符合性声明
- xx :危险区域
- II :设备组别
- l :设备不传导任何潜在爆炸性气体环境
- 2 或 3 :设备类别( 2 适用于 1 区和 / 或 21 区; 3 适用于 2 区和 / 或 22 区)
- G :由气体、蒸汽、雾滴引发的危险区域
- D :由粉尘引发的危险区域
- c :设计安全(通过安全设计实现防护)
- IIB :气体爆炸组别
- IIIC :粉尘爆炸组别
- T195℃ :最高表面温度(认证测试需降低 5K ;粉尘分类)
- T383 华氏度:最高表面温度(认证测试需降低 5K ;粉尘分类)
- T3 :温度组别(气体分类)
杜博林 57 系列旋转接头( ATEX 认证)
公称直径( DN ) 15-50
- 单流道与双流道设计
- 自支撑式旋转接头
- 径向壳体连接
- 平衡式机械密封
- 带键转子密封
- 密封组件(转子密封、浮动密封)可快速便捷更换
- 3 个排气孔
- 锻造黄铜壳体
- 不锈钢转子
- 标准密封组合:碳石墨 / 碳化硅
- 润滑指南详见第 45 页
如需了解更多信息,请联系杜博林( Deublin )官方或当地代理商。
ATEX 认证标识示例
ATEX 合规旋转接头,限定运行时间。
最长使用时间: 4000 小时。
ATEX 分类:
- II-/2G Ex h IIB T3 Gb
- II-/2D Ex h IIIC T195°C Db
环境温度范围:( Ta 为环境温度)
注意事项
用于 1 区和 / 或 21 区的杜博林旋转接头,必须配备压差或流量监测系统作为防护设备,以防止轴向端面密封干运行导致温度过高。
ATEX 认证单流道旋转接头
公称直径( DN ) |
A 转子连接规格 |
B |
带 BSP 螺纹的转子(右旋 / RH ) |
带 BSP 螺纹的转子(左旋 / LH ) |
15 |
G 1/2 |
G 1/2 |
157X130-151 |
157X130-152 |
20 |
G 3/4 |
G 3/4 |
257X130-284 |
257X130-285 |
25 |
G 1 |
G 1 |
357X130-222 |
357X130-223 |
32 |
G 1 1/4 |
G 1 1/4 |
527X130-054 |
527X130-055 |
40 |
G 1 1/2 |
G 1 1/2 |
557X130-198 |
557X130-199 |
50 |
G 2 |
G 2 |
657X130-124 |
657X130-125 |
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