IEC PAS 61076-3-126:2018标准规定了5极推拉锁电源连接器的详细规范，包括连接器的尺寸、材料、电气性能、机械性能和环境适应性等方面。该标准要求连接器必须符合以下要求：

1. 尺寸和外观：连接器必须符合标准规定的尺寸和外观要求，以确保与其他设备的兼容性。

2. 材料：连接器的外壳和插头必须采用防火、耐磨损、耐腐蚀的材料制成，以确保连接器的安全性和可靠性。

3. 电气性能：连接器必须符合标准规定的电气性能要求，包括额定电压、额定电流、接触电阻、绝缘电阻和耐电压等方面。

4. 机械性能：连接器必须符合标准规定的机械性能要求，包括插拔力、插头锁定力、耐震动和耐冲击等方面。

5. 环境适应性：连接器必须符合标准规定的环境适应性要求，包括耐高温、耐低温、耐湿度和耐腐蚀等方面。

此外，IEC PAS 61076-3-126:2018还规定了连接器的标志和包装要求，以及连接器的测试方法和检验标准。

相关标准
- IEC 61076-1:2019 Connectors for electrical and electronic equipment - Part 1: General requirements and tests
- IEC 61076-2-101:2017 Connectors for electrical and electronic equipment - Product requirements - Part 2-101: Circular connectors - Detail specification for connectors with M12 screw-locking with power contacts for industrial environments
- IEC 61076-2-104:2017 Connectors for electrical and electronic equipment - Product requirements - Part 2-104: Circular connectors - Detail specification for connectors with M12 screw-locking with signal contacts and a protective earth contact for industrial environments
- IEC 61076-2-109:2018 Connectors for electrical and electronic equipment - Product requirements - Part 2-109: Circular connectors - Detail specification for connectors with M12 push-pull locking with power contacts for industrial environments
- IEC 61076-2-111:2017 Connectors for electrical and electronic equipment - Product requirements - Part 2-111: Circular connectors - Detail specification for connectors with M12 push-pull locking with signal contacts and a protective earth contact for industrial environments