Julabo Presto Plus LH 47, Руководство по эксплуатации

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Operator responsibility – Safety instructions
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2.2. Technical specifications
LH 47 LH 50
Mains power connection
400 V/3P/50 Hz
V /
Hz 360-440V/3PNPE/50Hz 360-440V/3PNPE/50Hz
Current input (at 230 V) A 12 20
Working temperature range °C -47 ... 250 -50 ... 250
Temperature stability K ±0.01 ... ±0.05 ±0.01 ... ±0.05
Cooling capacity
pump pressure stage 1
pump pressure stage 5
(bath liquid: Thermal / Ethanol)
°C
kW
kW
200 100// 20 0 -20 -40
3,7 3,1 // 3,07 2,0 0,99 0,27
3,5 3,0 // 2,9 1,9 0,90 0,07
200 // 20 0 -20 -40
5.5 // 7.3 4.6 2.3 0.45
5.5 // 7.2 5.1 2.3 0.19
Cooling compressor 1-stage
air-cooled 1-stage
water-cooled
Refrigerant R404A R404A
Cooling water : Flow rate
at 20 °C inlet temperature
l/h ----- 390
Heater wattage kW
1.8 6.0
Pressure pump, adjustable
pressure min ... max. at 0 liter
discharge, max. at 0 bar
grade
bar
l/min
1
0.5
16
2
0.7
19
3
1.1
23
4
1.3
26
5
1.7
30
Pressure pump, adjustable
pressure min ... max. at 0 liter
discharge, max. at 0 bar
grade
bar
l/min
1
0.7
17
2
0.9
19
3
1.4
24
4
1.8
27
5
2.3
31
Viskosität max. 50 mm²/s (50 cSt)
Noise level, 1 m distance dBA 72 -----
Ambient temperature °C 5 ... 40 5 ... 40
Filling volume Heat exchanger
Reservoir
liters
liters
2.5
3.2 … 8.4
10
3.2 … 8.4
Overall dimensions (WxDxH) cm 40x55x127 40x55x127
Weight kg 150 182
All measurements have been carried out at: rated voltage and frequency
ambient temperature: 20 °C Technical changes without prior notification reserved.
Pump data in relation to fluids with a specific density of 1 kg/dm
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