证书和批准文件
直流可以看到的证书和批准文件仅用于了解公司的一般信息，不得用于其它用途，如拷贝或销售。
可应要求提供更多详细的信息。
UL810/UL810B/CSA22.2
UL-Certificate MKP 3ph
AC and DC Capacitors tested and approved by Underwriters Laboratories to US and Canadian capacitor standards
UL-Certificate MKP 1ph
AC and DC Capacitors tested and approved by Underwriters Laboratories to US and Canadian capacitor standards.
UL-Certificate E53, E54, E61
AC and DC Capacitors tested and approved by Underwriters Laboratories to US and Canadian capacitor standards.
UL-Certificate PK16, E50, E60
AC and DC Capacitors tested and approved by Underwriters Laboratories to US and Canadian capacitor standards.
ISO 14001
ISO 14001 DIN EN 14001:2015 环境管理体系认证证书，德国质量管理认证机构（DQS）颁发