54（H型）
本质安全防爆 ExiaⅡ CT6配套安全栅 FB-C H型
ExiaⅡ BT4配套安全栅 FB-A P型
JYK-KO-WPA1G-XG,JYK-KO-WPA1G-XF,JYK-KO-WPA1G-X3,
JYK-KO-WPA1G-ZG,JYK-KO-WPA1G-ZF,JYK-KO-WPA1G-Z3,
JYK-KO-WPA1A-XG,JYK-KO-WPA1A-XF,JYK-KO-WPA1A-X3,
JYK-KO-WPA1A-ZG,JYK-KO-WPA1A-ZF,JYK-KO-WPA1A-Z3,
JYK-KO-WPVG-XG,JYK-KO-WPVG-XF,JYK-KO-WPVG-X3,
JYK-KO-WPVG-ZG,JYK-KO-WPVG-ZF,JYK-KO-WPVG-Z3,
JYK-KO-WPVA-XG,JYK-KO-WPVA-XF,JYK-KO-WPVA-X3,
JYK-KO-WPVA-ZG,JYK-KO-WPVA-ZF,JYK-KO-WPVA-Z3,
JYK-KO-WPW1G-XG,JYK-KO-