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Preliminary remarks


Depending on new tendencies of thermoelectric market and customers specific requirements Quick-Cool assembles a wide range of thermoelectric modules (TE) featured by different performance values as well as geometrical sizes. Constantly striving for supreme sales service we have elaborated a special classification table of our product - General Specification that serves as a comprehensive tool for choosing an appropriate TE cooler type.

Before you proceed with the appropriate TE module type search we would like you to spend some time looking through the below remarks in order to get acquainted with our internal classification principles and definitions.

General Specification is divided into the following major sections reflecting module dimensions and thermoelectric properties:

- One-stage standard modules
- Two-stage standard modules
- One-stage micromodules
- Two-stage micromodules

One-stage standard modules

All thermoelectric coolers designation within this product group is encoded in the following letter string:

QC-AAA-BB-CC
QC - Quick-Cool thermoelectric module
AAA - the number of thermocouples
BB - cross-section of the pellet, mm
CC - the value of maximum current when ΔT max, Amp.

For instance, module QC-127-1.4-6.0 is the type that consists of 127 thermocouples with pellet cross-section of 1.4 by 1.4 mm and has maximum current value of 6.0 Amps.

Two-stage standard modules

All modules designation within this product group is encoded in the following letter string 2QC-AAA-BB-CC where:

2 - number of stages in module
QC - Quick-Cool thermoelectric module
AAA - the number of thermocouples in the second stage
BB - the number of thermocouples in the first stage
CC - the value of maximum current when ΔT max , Amp.

For example, thermo electric module 2QC-127-63-6.5 is a two-stage type consisting of 127 thermocouples in the second stage and 63 in the first one and has maximum current value of 6.5 Amps.

One-stage micromodules

Die Modul-Bezeichnungen dieser Produktgruppe setzen sich genauso zusammen, wie die der oben beschriebenen der “Einstufigen Standard-Module”.

Two-stage micromodules

Modules designation within this product group replicates the one described in two-stage standard TE modules.

Optional versions of thermoelectric module assembling


Every type of TE listed in General Specification can be manufactured in any of the following versions:

  • High temperature version (additional index H to the module designation, e.g. QC-127-1.4-6.0H) is designed on the basis of + 230° C m.p.t. lead free solder for modules to operate in up to + 200° C conditions.
  • M-series version (additional index M to the module designation) is designed to TE modules to be applied in various cycling applications.
  • QCC-series version (additional index QMC to the module designation, e.g. QCC-127-1.4-6.0M) as a sequel to M-series is specifically developed for modules to operate in particular applications such as burn-in test equipment or thermocyclers.
Characteristics indicated in General Specification are performance values of module operation measured at the hot side temperature
(T hot) of 300 K.

I max - input current resulting in greatest ΔT max, (Amp.)
U max - input voltage at ΔT max , (Volt)
Q cmax -maximum heat pumping capacity I max , ΔT = 0° C, (Watt)
ΔT max - maximum temperature difference module can achieve I max , Q c = 0, (Degrees)

Options for thermoelectric module wire leads attachment are shown on the drawings below.

Peltier Peltier
   
Peltier Peltier


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