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JULABO LH 50 Highly Dynamic Temperature Control Systems User Manual

Page 11

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11



LH 47

LH 50

Mains power connection

230 V/3P/60 Hz

V / Hz

207-253 V/3PPE/60 Hz

207-253 V/3PPE/60 Hz

Current input

(at 230 V)

A

13

27

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

3.8 3.3 // 3.2 2.1 1.1 0.32

3.7 3.2 // 3.1 2.0 1.0 0.12

200 // 20 0 -20 -40

5.5

// 7.3 4.9 2.6 0.5

5.5

// 7.2 4.6 2.1 0.4

Cooling compressor

1-stage
air-cooled

1-stage
water-cooled

Refrigerant

R404A

R404A

Cooling water : Flow rate

at 20 °C inlet temperature

l/h

-----

330

Heater capacity

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

Viscosity, 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

3

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