16. CORD HEATER INSTALLATION WORK

This is on installation for 2 HP and 3 HP Products (RAV-SM562AT-E, RAV-SM802AT-E, RAV-SP562AT-E, RAV-SP802AT-E).

In case of 4 HP or 5 HP, refer to this installation as reference.

1.Required parts for installation work (Recommendation)

The above products conform to RoHS (2002/95/EC). Therefore when procuring and using the following recommended parts at local site, it is recommended to confirm each part conforms to RoHS before use.

No.

Part name

Q’ty

Specifications/Vendor

Remarks

 

 

 

 

 

1

Cord heater

1

Drain line heaters CSC2 (3.0m, 40W/m) by Flexelec com.

Procured locally

 

 

 

(Please go to the following URL.)

 

 

 

 

http://www.flexelec.com

 

 

 

 

 

 

2

Thermostat

1

US-622AXRLQE by ASAHI KEIKI

Procured locally

 

 

 

Operating temperature: on 4 ± 4°C, off 15 ± 3°C

 

 

 

 

A thermostat holder is incorporated with a thermostat in the package.

 

 

 

 

(Please go to the following URL.)

 

 

 

 

http://www.asahikeiki.co.jp/product/product.html

 

 

 

 

On self-responsibility, you can use a product manufactured by other

 

 

 

 

company (For example, Texas Instruments) if its characteristics are

 

 

 

 

equivalent to those of ASAHI KEIKI. However, when the shape of the

 

 

 

 

thermostat holder is different from that of ASAHI KEIKI, apply some

 

 

 

 

treatment to No.14 thermostat fixing plate and then fix the holder.

 

 

 

 

 

 

3

Fuse

1

ES3-5000, 250V / 5A by NAGASAWA Electric Co.

Procured locally

 

 

 

(Please go to the following URL.)

 

 

 

 

http://www.nagasawa-el.co.jp/

 

 

 

 

On self-responsibility, you can use a product manufactured by other

 

 

 

 

company if its characteristics are equivalent to those of NAGASAWA

 

 

 

 

Electric Co.

 

 

 

 

 

 

4

Fuse holder

1

GM1H-02 by NAGASAWA Electric Co.

Procured locally

 

 

 

(Please go to the following URL.)

 

 

 

 

http://www.nagasawa-el.co.jp/

 

 

 

 

On self-responsibility, you can use a product manufactured by other

 

 

 

 

company if its characteristics are equivalent to those of NAGASAWA

 

 

 

 

Electric Co.

 

 

 

 

 

 

5

P-shape

13

Use heat-resistance, weatherproof and non-hydrolytic type.

Procured locally

 

clamp

 

Material: 4-fluorinated ethylene copolymer

 

 

 

 

Harness diameter: Ø5.9

 

 

 

 

Use equivalence with the above specifications.

 

 

 

 

11 pieces are used to fix the cord heater to the outdoor unit base plate.

 

 

 

 

One piece is used to fix the power cord to the thermostat fixing plate.

 

 

 

 

One piece is used to fix the power cord to the terminal fixing plate.

 

 

 

 

 

 

6

P-shape

1

Use heat-resistance, weatherproof and non-hydrolytic type.

Procured locally

 

clamp

 

Material: 4-fluorinated ethylene copolymer

 

 

 

 

Harness diameter: Ø9.1

 

 

 

 

Use equivalence with the above specifications.

 

 

 

 

One piece is used to fix the cord heater to the outdoor unit base plate.

 

 

 

 

 

 

7

Screw

12

Self-tapping screw type-B Ø4 × 6mm, truss head, stainless

Procured locally

 

 

 

These screws are used to fix the cord heater to the outdoor unit base

 

 

 

 

plate with P-shape clamp.

 

 

 

 

 

 

8

Screw

4

Self-tapping screw type-B Ø4 × 8mm, truss head, stainless

Procured locally

 

 

 

Two screws are used to fix the thermostat fixing plate to the side cabinet (R).

 

 

 

 

One screw is used to fix the power cord to the thermostat fixing plate.

 

 

 

 

One screw is used to fix the power cord to the terminal fixing plate.

 

 

 

 

 

 

9

Screw

2

Self-tapping screw type-B Ø3.5 × 6mm, pan head

Procured locally

 

 

 

These screws are used to fix the thermostat to the thermostat fixing

 

 

 

 

plate with the thermostat holder.

 

 

 

 

 

 

10

Faston

2

#250 They are used for the connecting part to the thermostat.

Procured locally

 

 

 

 

 

11

Sleeve for

2

UL sleeve for #250

Procured locally

 

Faston

 

 

 

 

 

 

 

 

12

Close-end

2

Use the most appropriate connector with the power cord diameter.

Procured locally

 

connector

 

 

 

 

 

 

 

 

– 184 –

Page 183 Page 185
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Toshiba RAV-SM1102UT-E, RAV-SM1402UT-E, RAV-SM802UT-E service manual Required parts for installation work Recommendation, 184
Page 183 Page 185

RAV-SM562UT-E, RAV-SM802UT-E, RAV-SM1402UT-E, RAV-SM1102UT-E specifications

Toshiba has established itself as a leading name in the field of heating, ventilation, and air conditioning (HVAC) systems. Among their extensive range, the RAV-SM802UT-E, RAV-SM1102UT-E, RAV-SM1402UT-E, and RAV-SM562UT-E stand out for their performance, efficiency, and innovative technology.

The Toshiba RAV-SM802UT-E is designed for medium-sized commercial spaces, providing a cooling capacity of 8 kW. It employs advanced inverter technology, which enables it to adjust the compressor speed based on the load demand. This adaptability leads to a significant decrease in energy consumption, making the unit both eco-friendly and cost-effective. The unit also features a high-efficiency rotary compressor and a wide operating temperature range, ensuring reliable performance even in extreme weather conditions.

Next in line, the RAV-SM1102UT-E offers an impressive 11 kW cooling capacity, making it suitable for larger commercial applications. This model incorporates Toshiba’s cutting-edge Superlink technology, which allows multiple indoor units to be connected to a single outdoor unit, providing flexible installation options. The RAV-SM1102UT-E is also equipped with a sleek and modern design that blends seamlessly with any architecture while ensuring low noise levels during operation, enhancing comfort in the workspace.

The RAV-SM1402UT-E is a powerhouse among the series, boasting a cooling capacity of 14 kW. It is built with an enhanced refrigerant management system that minimizes refrigerant leaks and optimizes thermal efficiency. This model supports smart building management systems, making it an ideal choice for tech-savvy businesses looking to integrate their HVAC systems into a broader energy management framework. Furthermore, it maintains high EU energy efficiency ratings, verifying Toshiba's commitment to environmental sustainability.

Lastly, the RAV-SM562UT-E, with its 5.6 kW cooling capacity, is tailored for smaller commercial environments and residential use. It retains all the core technologies featured in its counterparts, including inverter technology and a high-efficiency compressor, ensuring comfort without excessive energy usage. This model also includes a user-friendly remote control and programmable timer functions, allowing for customized comfort settings and enhanced convenience.

In summary, the Toshiba RAV-SM series represents the pinnacle of HVAC innovation, blending energy efficiency with advanced technology. Each model caters to specific needs, from the compact RAV-SM562UT-E to the robust RAV-SM1402UT-E, ensuring that every commercial and residential space can achieve optimal climate control.
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