| Technical parameters: | ||||||||
2X-2 | 2X-4A | 2X-8A | 2X-8 | 2X-15A | 2X-15 | 2X-30 | 2X-70 | |||
2 L/S | 4 L/S | 8 L/S | 15 L/S | 30 L/S | 70 L/S | |||||
utmost vacuum | gas ballast closed gas ballast open | Pa(Torr) | 6×10-2(≤5×10-4)110 | |||||||
6×10-1(5×10-3) | (≤1×10) | |||||||||
motor power(KW) | 0.37 | 0.55 | 1.1 | 1.5 | 3 | 5.5 | ||||
temperature rise | ≤40 | |||||||||
caliber of gas intake port(mm) | 18 | 25 | 40 | 40 | 65 | 80 | ||||
rotary speed(r/min) | 1450 | 1450 | 1450 | |||||||
oil consumption amount(L) | 0.7 | 1.0 | 2.0 | 2.8 | 3.0 | 4.2 | ||||
noisedB(A) | 68 | ≤68 | ≤70 | ≤75 | ≤78(~70) | ≤80(~75) | ||||
overall size(cm) | 56×31×39 | 56×34×37 | 79×43×54 | 79×53×54 | 78×50×56 | 91×65×70 | ||||
Type of applicable electromagnetic valve | DDC-JQ25 | |||||||||
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