标准摘要
[中文适用范围]： ISO 17657的本部分规定了焊接电流表和带有电流传感线圈的监控装置的验证程序，这些装置用于测量使用50 Hz或60 Hz交流电或直流电的电阻焊中的焊接电流。 该验证程序适用于 0.5 kA 至 25 kA 之间的电流范围。 [外文原描述]： ISO 17657-5:2005 specifies a verification procedure for welding current meters and monitoring devices with current sensing coil, which are applied in measuring welding current in resistance welding using alternating current of 50 Hz or 60 Hz, or with direct current.
英文名称Resistance welding — Welding current measurement for resistance welding — Part 5: Verification of welding current measuring system