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Haier CO2 back up system & LN2 backup system

Haier CO2 back up system & LN2 backup system

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Haier CO2 back up system & LN2 backup system

Product catalog summary

CO2 Backup System

Design and Installation: Compact and lightweight, easy to install on any ULT freezer with a port hole. User-adjustable temperature settings and simple operation.
Advantages: Includes a liquid CO2 test button to ensure functionality and a low CO2 alarm system to alert users when the CO2 level is low. Features ultra-low sound level compressors.
Safety and Reliability: Stainless steel covering and input pipe design for flexibility and durability. The battery lasts up to 48 hours.
Technical Specifications: Horizontal cabinet type, direct cooling with CO2 refrigerant, cooling performance at -70°C, temperature range from -40°C to -70°C, controlled by a thermostat with LED display. Power supply options include 220~240/50, 208~230/60, and 115/60 V/Hz.
Additional Features: CO2 margin insufficient alarm, low battery alarm, sensor error alarm, main power off alarm, charge indicator, and CO2 injection test button.

LN2 Backup System

Functionality: An independent refrigeration system for ULT freezers, activated automatically during power loss or high temperature alarms to inject LN2 and maintain temperature.
Design and Safety: Operates on a rechargeable battery during power loss. Features an interlocked design to stop LN2 injection when the door is opened and a protection circuit to prevent battery overcharging.
Technical Specifications: Horizontal cabinet type, direct cooling with LN2 refrigerant, cooling performance at -135°C, temperature range from -90°C to -135°C, controlled by a thermostat with LED display. Power supply options include 220~240/50, 208~230/60, and 115/60 V/Hz.
Additional Features: Low battery alarm, sensor error alarm, main power off alarm, and charge indicator.

General Notes: Product appearance and specifications are subject to change without notice.

Catalog excerpts

Haier CO2 back up system & LN2 backup system-1

Small footprint, light and easy for installation User adjustable temperature setting Simple to program and operate Flexible – Can be installed on any ULT freezer, which has a port hole • The CO2 injection pipe is designed in combination of ﬁlter, to prevent the blockage of CO2 back-up system Safety • Liquid CO2 test button to ensure the backup system is working • Low CO2 alarm system alerts the user when liquid CO2 bottle is low in liquid level • Ultra-low sound level compressors Reliability • Stainless steel covering, more elegant • Stainless steel input pipe design, allows for ﬂexibility and ease of cylinder positioning • Durable battery lasts up to 48 hours Technical Data Performance Control Electrical Data Cabinet Type Climate Class Cooling Type Refrigerant Cooling performance(°C) Temperature Range(°C) Controller Display Power Supply（V/HZ） Power（W） Electrical Current（A） Net/Gross Weight（approx） Exterior Dimensions（W*D*H） Packing Dimensions（W*D*H） Accessories Others CO2 Margin Insuﬃcient Alarm Low Battery Alarm Sensor Error Alarm Main Power Oﬀ Alarm Charge Indicator CO2 Injection Test Button Foot Certiﬁcation Product appe

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Haier CO2 back up system & LN2 backup system-2

An LN2 backup cooling system is an independent refrigeration system for a ULT freezer. When there is a loss of power or the temperature of the freezer rises to the high alarm set point, the LN2 backup system can be automatically activated to inject LN2 into the chamber to maintain the freezer temperature. The backup system operates on a rechargeable battery when there is a loss of main power. Front-mounted Control Panel Side Grille

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Haier CO2 back up system & LN2 backup system-3

Features Interlocked design to turn oﬀ the LN2 injection when the door is opened Protection circuit to prevent over-charging battery Light weight and portable design, suitable for installation on top of a freezer Alarm functions to include low battery and sensor error Cabinet Type Technical Data Cooling Type Refrigerant Performance Cooling performance(°C) Temperature Range(°C) Controller Control Electrical Data Electrical Current（A） Net/Gross Weight（approx） Dimensions Power Supply（V/HZ） Exterior Dimensions（W*D*H） Packing Dimensions（W*D*H） Main Power Oﬀ Alarm Charge Indicator Sensor Error Alarm...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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