Manual Dimplex SI 11US (page 17 of 44) (English, German, French)

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12 Device Information

Device information for brine-to-water heat pumps for heating purposes

1 Type and order code SI 5US SI 7US SI 9US SI 11US SI 14US

2Design

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

Brine (heat source) °C -5 to +25 -5 to +25 -5 to +25 -5 to +25 -5 to +25

Antifreeze Monoethyl-

ene glycol

Monoethyl-

ene glycol

Monoethyl-

ene glycol

Monoethyl-

ene glycol

Monoethyl-

ene glycol

Minimum brine concentration (-13 °C freezing temperature) 25% 25% 25% 25% 25%

3.2 Temperature spread

of heating water (flow/return flow) at B0 / W35 K 9.9 9.9 10.4 9.5 9.4

3.3 Heat output / COP at B-5 / 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. B10 / W55, have the following meaning: Heat source temperature 10 °C and heating water flow temperature 55 °C.

4.1 / 1.8 5.6 / 1.9 7.4 / 2.0 9.4 / 2.0 11.7 / 2.1

at B0 / W50 1kW / --- 4.9 / 2.8 6.4 / 2.7 8.7 / 2.7 10.5 / 2.6 13.5 / 2.8

at B0 / W35 1kW / --- 5.2 / 4.0 6.9 / 4.0 9.1 / 4.0 11.0 / 4.0 14.2 / 4.0

3.4 Sound power level dB(A) 54 55 56 56 56

3.5 Heating water flow with an internal pressure differential of m³/h / Pa 0.45 / 1900 0.6 / 3300 0.75 / 2300 1.0 / 4100 1.3 / 4800

3.6 Brine throughput with an internal pressure differential

(heat source) of m³/h / Pa 1.2 / 16000 1.7 / 29500 2.3 / 25000 3.0 / 24000 3.5 / 20000

3.7 Refrigerant; total filling weight type / kg R407C / 0.9 R407C / 0.8 R407C / 1.25 R407C / 1.25 R407C / 1.5

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.

800 × 600 ×

450

800 × 600 ×

450

800 × 600 ×

450

800 × 600 ×

450

800 × 600 ×

450

4.2 Device connections to heating system Inch G 1¼"

external

G 1¼"

external

G 1¼"

external

G 1¼"

external

G 1¼"

external

4.3 Device connections to heat source Inch G 1¼"

external

G 1¼"

external

G 1¼"

external

G 1¼"

external

G 1¼"

external

4.4 Weight of the transportable unit(s) incl. packing kg 95 98 104 108 120

5 Electrical Connection

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

5.2 Nominal power consumption 1 B0 W35 kW 1.3 1.67 2.21 2.75 3.56

5.3 Starting current with soft starter A 22

(without SS)

(without SS) 15 26 26

5.4 Nominal current B0 W35 / cos ϕA / --- 2.35 / 0.8 3.0 / 0.8 4.0 / 0.8 5.0 / 0.8 6.4 / 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 SI 11US Manual

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