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上海市所在地
型号MODEL | 2X-4A | 2X-8 | 2X-15 | 2X-30A | 2X-70A | 备注 | ||
抽气速率 Pumping speed L/S | 4 | 8 | 15 | 30 | 70 | | ||
极限压力/ | 关气镇 Without gas ballast | Pa | ≤6×10-2 | 用座式压缩式水银真空计 | ||||
开气镇 With gas ballast | | ≤6×10-1 | ≤1.33 | With a Mcleod gauge. | ||||
极限全压强 | ≤1 | ~6×10-1 | 用热偶计,电阻计等全压强计测量 | |||||
电机功率 Motor power Kw | 0.55 | 1.1 | 2.2 | 3 | 5.5 | With the themal couple or Pirani pauge and other | ||
温升 Temperature rise ℃ | ≤40 | total pessure vacuum gauges. | ||||||
噪声 Nosie Lw dB (A) | ≤75 | ≤78 | ≤80 | ≤82 | ≤86 | | ||
进气口径 Dia of inlet mm | 2.5 | 40 | 40 | 65 | 80 | | ||
转速 Rotational Speed r.p.m | 45 | 320 | 450 | 420 | | |||
用油量 Oil capacity L | 1.0 | 2.0 | 2.8 | 2.0 | 4.2 | | ||
外型尺寸 Overall dimensions cm | 49×31×41 | 79×43×54 | 79×53×54 | 78×50×56 | 91×65×70 | | ||
适用电磁阀 Suitable electro-magnetic valve | DDC-JQ25 | DDC-JQ40 | DDC-JQ65 | DDC-JQ80 | | |||
重量 Weight Kg | 59 | 129 | 168 | 194 | 343 | | ||
冷却水量 Cooling water L/min | - | - | - | >1 | >2 | 进出水管孔G3/8" |
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