Manual Dimplex WI 18CS (page 17 of 44) (English, German, French)

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11 Device Information

Device information for water-to-water heat pumps (heating only)

1 Type and order code WI 9CS WI 14CS WI 18CS WI 22CS WI 27CS

2Design

2.1 Degree of protection according to EN 60 529 IP 20 IP 20 IP 20 IP 20 IP20

2.2 Installation Location Indoors Indoors Indoors Indoors Indoors

3 Performance data

3.1 Operating temperature limits:

Heating water flow °C Up to 55 Up to 55 Up to 55 Up to 55 Up to 55

Cold water (heat source) ° C +7 to +25 +7 to +25 +7 to +25 +7 to +25 +7 to +25

3.2 Temperature spread of heating waterat W10 / W35 K 9.5 8.8 9.2 9.6 9.4

3.3 Heat output / COP at W7 / W55 1kW / ---

1. This data indicates the size and capacity of the system. For an analysis of the economic and energy efficiency of the system, both the bivalence point and the regulation should

also be taken into consideration. The specified values, e.g. W10 / W55, have the following meaning: Heat source temperature 10 °C and heating water flow temperature 55 °C.

6.9 / 2.5 12.2 / 2.5 14.9 / 3.0 19.0 / 3.2 24.6 / 3.2

at W10 / W50 1kW / --- 7.7 / 3.2 13.4 / 3.6 16.3 / 3.7 20.8 / 3.8 26.4 / 3.8

at W10 / W35 1kW / --- 8.3 / 5.1 13.6 / 5.2 17.1 / 5.3 21.5 / 5.5 26.4 / 5.1

3.4 Sound power level dB(A) 53 55 55 58 59

3.5 Heating water flow with an internal pressure differential of m³/h / Pa 0.75 / 7000 1.3 / 7000 1.6 / 2600 2.0 / 8000 2.4 / 12500

3.6 Cold water flow rate at an internal pressure differential of

(heat source) m³/h / Pa 2.0 / 6200 3.3 / 14000 4.0 / 12000 5.0 / 20000 7.0 / 16000

3.7 Refrigerant; total filling weight type / kg R407C / 1.7 R407C / 1.6 R407C / 3.5 R407C / 3.2 R407C / 4.5

4 Dimensions, connections and weight

4.1 Device dimensions without connections 2H x W x L mm

2. Note that additional space is required for pipe connections, operation and maintenance.

1380 x 600 x

500

1380 x 600 x

500

1380 x 600 x

500

1380 x 600 x

500

1380 x 600 x

500

4.2 Device connections to heating system Inch G 1" internal/

external

G 1" internal/

external

G 1¼" inter-

nal /

G 1'' external

G 1¼" inter-

nal /

G 1'' external

G 1¼" inter-

nal /

G 1'' external

4.3 Device connections to heat source Inch G 1¼" inter-

nal/external

G 1¼" inter-

nal/external

G 1½" inter-

nal/external

G 1½" inter-

nal/external

G 1½" inter-

nal/external

4.4 Weight of the transportable unit(s) incl. packing kg 147 151 195 173 221

5 Electrical Connection

5.1 Nominal voltage; fuse protection V / A 400 / 16 400 / 16 400 / 16 400 / 20 400 / 20

5.2 Nominal power consumption 1 W10 W35 kW 1.62 2.64 3.21 3.93 5.15

5.3 Starting current with soft starter A 30 (without

SS) 26 28 27 29

5.4 Nominal current W10 W35 / cos ϕA / --- 2,9 / 0,8 4,8 / 0,8 5,8 / 0,8 7,0 / 0,8 9,4 / 0,8

6 Complies with the European safety regulations 3

3. See CE declaration of conformity

3 3 3 3

7 Additional model features

7.1 Water in device protected against freezing 4

4. The heat circulating pump and the heat pump controller must always be ready for operation.

Yes Yes Yes Yes Yes

7.2 Performance levels 11111

7.3 Controller internal/external Internal Internal Internal Internal Internal

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Dimplex WI 18CS Manual

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