Hitachi RWM-(H)FSN3E User Manual

Printed in SpainTCGB0070 rev.3 - 04/2012
HITACHI participates in the Eurovent Certification Programme; the
certified data of certified models are listed in the Eurovent Certification
Online Directory (www.eurovent-certification.com).
Hitachi air conditioning products are manufactured according to:
ISO 9001 of JQA, Japan for its Quality Management accordance with
the standard
ISO 14001 of JACO, Japan for its Environmental Management
accordance with the standard.
Hitachi Air Conditioning Products Europe, S.A. is certified with:
ISO 9001 of AENOR, Spain for its Quality Management accordance
with the standard
ISO 14001 of AENOR Spain for its Environmental Management
systems accordance with the standard.
Hitachi certifies that our products have met EU consumer safety,
health and environmental requirements.
Hitachi Air Conditioning Products Europe, S.A.
Ronda Shimizu, 1 - Políg. Ind. Can Torrella
08233 Vacarisses (Barcelona) España
Hitachi fulfills with the Certification NF-PAC that recognize the quality
requirements for these heat pumps systems.
RWM-(H)FSN3E Indoor units
RAS-H(V)RNME-AF Outdoor units
RAS-HVRN2 Outdoor unit
Technical Catalogue
YUTAKI S SERIES
TCGB0070 rev 3 - 04/2012
YUTAKI S SERIES
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HEAT PUMP

Hitachi RWM-(H)FSN3E Specifications

General

Brand	Hitachi
Model	RWM-(H)FSN3E
Category	Air Conditioner
Language	English

Summary

YUTAKI S Series Technical Catalogue

2. Features and Benefits

2.4 Functionality Benefits

3. General Data

3.1 YUTAKI S System

Presents overall system performance data including COP and EER.

3.2 Indoor Unit Specifications

3.3 Outdoor Unit Specifications

3.6 Electrical Data

4. Capacity and Selection Data

4.1 System Selection Procedure

Step-by-step guide for selecting the appropriate YUTAKI S system.

4.2 Maximum Capacity Tables

Tables showing heating and cooling capacities under various conditions.

4.4 Correction Factors

Explains factors for defrost and piping length affecting heating capacity.

6. Working Range

6.1 Temperature Range

9. Piping Work and Refrigerant Charge

9.1 Refrigerant Piping

Specifies refrigerant piping size, length, and connection requirements.

9.2 Copper Pipes, Measurements and Connection

Details copper pipe specifications, measurements, and connection procedures.

9.4 Precautions in the Event of Gas Refrigerant Leaks

Safety measures for refrigerant leaks, including concentration calculation.

9.6 Water Pipe Work and Connection

10. Electrical Wiring

10.1 Power Supply

Details voltage, compatibility, harmonics, and general power checks.

10.2 Setting of DIP Switches and RSW Switches

Configuration settings for outdoor and indoor units via DIP and rotary switches.

10.3 Common Wiring

11. Installation Configuration

11.1 Heating System Configurations

11.1.2 Typical Installation Samples

13. Troubleshooting

13.1 On Screen During Abnormal Operation

13.2 Alarm Codes

Lists alarm codes, origins, details, and main causes for troubleshooting.