一、型号意义二、产品简介      CYZ－A型自吸式离心油泵是根据国内外有关技术资料经消化、吸收、改进后研制而成的最新泵类产品，该泵适用于石油行业、陆地油库、油罐车的理想产品，并适合于作船用货油泵、舱底泵、消防泵和压载系及机器冷却水循环等，分别输途汽油、煤油、柴油、航煤等石油产品和海水、清水介质温度-20℃～80℃， 如输送化工液体可改用耐腐蚀机械密封。三、产品特点       1、该泵属自吸式离心泵，它具有结构简单、操作方便、运行平稳、维护容易.效率高、寿命长具有较强的自吸能力等优点.管路中不需底阀,工作前只需保证泵体内储有定量引油即可。用于油轮或输水船舶上时, 可兼作扫舱泵 扫舱效果良好。       2、该泵是选用优质材料精制而成，密封采用硬质合金机械密封，经久耐用，吐出管路不需要安装安全阀，吸人管路不需安装底阀，因此简化了管路系统，只改善了劳动条件。四、性能曲线 型号流量Q扬程效率转速电机功率口径（m3/h）（l/s）（m）（%）（r/min）（KW）吸入排出         25CYZ-A-203.20.9206.529000.752525         25CYZ-A-323.20.9326.529001.12525         40CYZ-A-206.31.8206.529001.14032         40CYZ-A-40102.8406.5290045040         50CYZ-A-12154.2126.529001.65050         50CYZ-A-20185206.529002.25050         50CYZ-A-30205.5306.5290045050         50CYZ-A-40102.8406.5290045050         50CYZ-A-5012.53.5506.529005.55050         50CYZ-A-60154.2606.529007.55050         50CYZ-A-75205.6756.52900115050         65CYZ-A-15308.3156.5290036550         65CYZ-A-32256.9326.529005.56550         80CYZ-A-13359.7136290038065         80CYZ-A-174312176290048065         80CYZ-A-224011.122629005.58065         80CYZ-A-255013.925629007.58080         80CYZ-A-325013.932629007.58080         80CYZ-A-556016.7556290018.58080         80CYZ-A-706016.77062900228080         100CYZ-A-2010027.820629001110080         100CYZ-A-4010027.8406290022100100         100CYZ-A-40A10027.8406290022100100         10065CYZ-A-6510027.8656290030100100         100CYZ-A-757019.4756290030100100         150CYZ-A-4517047.2455290037150100         150CYZ-A-5517047.2555290045150100         150CYZ-A-6517047.2655290055150100         150CYZ-A-8016044.4805290055150100         200CYZ-A-6328077.8635145090200150         250CYZ-A-50400111.1505145090250200         300CYZ-A-50500138.95051450110300