Straddle serie

LAIKA is a refrigerating system that can be fitted to cross over a cold room.

Its monobloc structure makes it possible to create a ready-to-use system that is simple to install and use.

Technical characteristics:

  • Hermetic compressor
  • Anti-vibration compressor brackets
  • Air condensation
  • Galvanized powder coated sheet steel body
  • Evaporator body of aluminium-magnesium alloy
  • Evaporator of copper pipes and aluminium fins
  • Condenser of copper pipes and aluminium fins
  • Automatic restarting low pressure switch
  • Automatic restarting high pressure switch
  • Compressor timer management to avoid too near start-ups
  • Axial fan
  • Condenser fans protection
  • Thermic compressor protection
  • Thermic compressor protection with motor protection*
  • Thermostatic expansion valve with external equalization*
  • Suction pressure relief valve (only for low temperature models)
  • Dehydrator filter
  • Suction-side liquid separator
  • Defrost hot gas solenoid valve
  • Automatic hot gas defrosting
  • High and low pressure ¼” pipe plugs
  • Condensation outlet siphon
  • Condensation outlet resistor (only for low temperature models)
  • Cold room ceiling light
  • Ambient temperature probe
  • Defrosting end temperature probe
  • Condensation control temperature probe
  • Connecting cable for door resistor with protection fuse 4 A (only for low temperatures models)
  • Connecting cable for door micro switch to turn off the system and to turn on the light at door opening
  • Transformer
  • Digital display with temperature indicator at one decimal
  • On/Off switch
  • Cold room light switch
  • Running state display: cold – defrosting – evaporator fans – alarm status
  • Programming keys
  • Alarm display
  • Manual defrosting key
  • Acoustic alarm
  • High temperature alarm
  • Low temperature alarm
  • High temperature alarm dirty condenser
  • Low temperature alarm condenser
  • Open door alarm
  • High pressure alarm
  • Low pressure alarm
  • Defrosting end alarm because of time-out
  • Alarm ambient temperature probe defect
  • Alarm defrosting end temperature probe defect
  • Alarm condensation control temperature probe defect
  • Timer emergency running in case of these events:
    – Ambient temperature probe defect
    – Defrosting end temperature probe defect
    – Condensation control temperature probe defect
    – Cold room door open (if there is door micro switch)
  • Pre-set connection for Frigotel® supervision

* depending on model

Models:

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R452A

TN – R452A – 50 Hz

Code Model CV Power supply


V/ph/Hz

Capacity W*


Tc 0°C / Ta + 32°C

Data sheet Manual
999907464 LAIKA ECO 04123 N 0.4 230/1+N/50 691
999907465 LAIKA ECO 06125 N 0.5 230/1+N/50 983
999907466 LAIKA ECO 09125 N 1.0 230/1+N/50 1260
  LAIKA ECO 11130 N 1.0 230/1+N/50 1869

BT – R452A – 50 Hz

Code Model CV Power supply


V/ph/Hz

Capacity W*


Tc – 20°C / Ta + 32°C

Data sheet Manual
999907462 LAIKA ECO 12125 B 1.2 230/1+N/50 790
999907468 LAIKA ECO 17125 B 1.7 230/1+N/50 883

R404A

TN – R404A – 50 Hz

Code Model CV Power supply


V/ph/Hz

Capacity W*


Tc 0°C / Ta + 32°C

Data sheet Manual
999907455 LAIKA ECO 04123 N 0.4 230/1+N/50 691
999907456 LAIKA ECO 06125 N 0.5 230/1+N/50 983
999907457 LAIKA ECO 09125 N 1.0 230/1+N/50 1260
999907458 LAIKA ECO 11130 N 1.0 230/1+N/50 1869

BT – R404A – 50 Hz

Code Model CV Power supply


V/ph/Hz

Capacity W*


Tc – 20°C / Ta + 32°C

Data sheet Manual
999907459 LAIKA ECO 12125 B 1.2 230/1+N/50 790
999907460 LAIKA ECO 17125 B 1.7 230/1+N/50 883

* Max ambient temperature: + 32°C

Ta: Ambient temperature
Tc: Cold room temperature