About Memmert

In over 190 countries all over the world, hundreds of thousands of Memmert products have been permanently in use for decades. This is why Memmert is one of the leading suppliers of temperature control appliances worldwide.

Memmert GmbH + Co. KG
  • Head office, training center & administration
  •   Aeussere Rittersbacher Strasse 38
         D-91126 Schwabach
  • Production facilities, goods receiving department & shipping department
  •   Willi-Memmert-Strasse 90-96
         D-91186 Buechenbach
  •   +49 (0) 9122/925-0
  •   +49 (0) 9122/14585
  •   sales@memmert.com

WNB 45

The combination of corrosion-resistant stainless steel, precise electronics and multiple temperature protection guarantees the highest level of safety in the laboratory.

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Technical Specification
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WNB 45

WNB 45

Standard delivery Water bath

On this page, you can find all the essential technical data on the Memmert water bath. Our customer relations team will be pleased to help if you want further information. If you should require a customised special solution, please contact our technical specialists at sales@memmert.com.

Sketch Water bath WNB 45

Temperature

Setting temperature range +10 to +95 °C and boiling stage
Working temperature range in °C min. 5 above ambient up to +95 °C with additional boiling mode

Control of standard components

Temperature sensor 1 Pt100 sensor class A in 4-wire-circuit
Timer integrated digital timer from 1 min. to 99,59 hours for: ON continuous operation WAIT (delayed on for continuous and limited timed operation) HOLD

Control technology

Controller digital display of set and actual temperature and of (remaining) programme time

Safety

Temperature control mechanical temperature limiter TB protection class 1 switching the heating off at approx. 30°C above max. temperature of the bath
Temperature control in case of overtemperature due to failure, the heating is switched off at approx. 10°C above the set temperature (fixed value)
Autodiagnostic system microprocessor PID-temperature controller with integrated autodiagnostic system with fault indicator

Heating concept

Heating Baths corrosion-proof large-area heating on three sides

Stainless steel interior

Dimensions l(A) x w(B) x h(C): 590 x 350 x 220 mm
Interior easy-to-clean interior, made of stainless steel, reinforced by deep drawn ribbing, material no. 1.4301 (ASTM 304), laser-welded
Volume 45 l
Liquid level min. 177 mm
Liquid level max. 200 mm

Textured stainless steel casing

Dimensions w(D) x h(G) x d(E): 818 x 401 x 516 mm

Electrical data

Voltage 230 V, 50/60 Hz
Electrical load approx. 2800 W (during heating)

Ambient conditions

Installation The vent openings in the left and back side must remain unobstructed. The distance to the wall must be at least 100 mm on the sides and at least 150 mm to the rear. The minimum spacing from the top of the bath to the next ceiling is 750 mm.
Ambient temperature +5 °C to +40 °C
Humidity rh max. 80 %, non-condensing
Overvoltage category II
Pollution degree 2
Water bath

Packing/shipping data

Transport information The appliances must be transported upright
Customs tariff number 8419 8998
Country of origin Federal Republic of Germany
WEEE-Reg.-No. DE 66812464
Dimensions approx incl. carton w x h x d: 910 x 610 x 460 mm
Net weight approx. 26 kg
Gross weight carton approx. 33 kg

Standard units are safety-approved and bear the test marks

CE
EAC Eurasian Conformity
VDE-EMC electromagnetic compatibility

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