TER 于 1962 年成立。TER 的目标是简化配备其设备的机器的控制，设计可靠、符合人体工程学和直观的安全产品。
TER限位开关7551-7552系列技术参数
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General specifications
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Conformity to Community Directives:
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2014/35/UE 2006/42/CE
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Conformity to Standards:
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EN 60204-1 EN 60947-1 EN 60947-5-1 EN 60529
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Storage ambient temperature:
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-40°C/+70°C
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Operational ambient temperature:
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-40°C/+70°C
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Protection degree:
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IP66 max. with dedicated cable clamp M20
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Insulation category:
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Class I
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Cable entry:
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cable clamp M20
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Operation frequency:
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3600 operations/hour max
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Specifications of the microswitches
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Utilisation category:
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AC 15
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Rated operational current:
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3 A
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Rated operational voltage:
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250 Vac
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Rated thermal current:
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10 A
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Rated insulation voltage:
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300 Vac
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Mechanical life:
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1x106 operations
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Connections:
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screw-type terminals
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Tightening torque:
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0.8 Nm
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Markings and homologations:
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CE cULus EAC
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TER限位开关7551-7552系列介绍
描述
交叉位置限位开关设计用于控制桥式起重机、起重机和复杂机床的运动。
所采用的材料和技术解决方案的选择使其能够在恶劣的操作条件下使用。
特点
- 旨在保证在最具挑战性的操作条件下具有出色的性能。
- 每 90° 有 4 个保持位置的杆。
- 4 个固定孔。
- 用于安全功能的正开常闭触点。
- 开关的机械寿命：100 万次操作。
- 操作频率：最大 3600 次操作/小时。
- IP 防护等级：7551-7552 为 IP66，带有特定的电缆夹 M20。
- 耐极端温度：-40°C 至 +70°C。
- 它采用压铸铝合金外壳，衬套由烧结材料制成，头部可抵抗任何剧烈冲击、化学侵蚀和生锈，减少对头部的日常维护操作的需要。
- 使用的所有材料和组件都是耐磨的，并保证设备防水和防尘。
DESCRIPTION
Cross position limit switches designed for controlling the movement of overhead travelling cranes, hoists and complex machine tools.
The choice of materials and technical solutions adopted enable use in harsh operating conditions.
Features
- Designed to guarantee excellent performance in the most challenging operating conditions.
- Rods with 4 maintained positions every 90°.
- 4 fixing holes.
- Positive opening NC contacts for safety functions.
- Mechanical life of switches: 1 million operations.
- Operation frequency: 3600 operations/hour max.
- IP protection degree: 7551-7552 are classified IP66 with specific cable clamp M20.
- Extreme temperature resistance: -40°C to +70°C.
- It features die-cast aluminum alloy enclosure, with bushings made of sinterized material and head made of zama to resist any violent impact, chemical aggression and rust and reduce the need for routine maintenance operation on the head.
- All materials and components used are wear resistant and guarantee protection of the unit against water and dust.
TER限位开关7551-7552系列其他常用型号：
TER PF26755100
TER PF26755200
TER PF26755124