Bosch 7735500292, Installation And Maintenance Instructions For The Contractor

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Product information | 25
6 720 820 733 (2017/09) W 500-5X... | W 750-5X... | W 1000-5X...
2 Product information
2.1 Determined use
Enamelled DHW cylinders are designed for heating and storing potable
water. Country-specific regulations, guidelines and standards for
potable water must be observed.
Enamelled DHW cylinders may only be used in sealed unvented systems.
Any other use is considered incorrect. Any damage resulting from non-
intended use is excluded from liability.
2.2 Scope of delivery
500 litre cylinder
• Storage cylinder made of PU rigid foam
• Thermal insulation:
– ErP “B”: additional thermal insulation 40 mm
– ErP “C”: foil jacket on flexible foam underlayer
• Casing lid
• Upper insulation
• Hand-hole cover
• Technical documents
750/1000 litre cylinder
• Storage tank
• PU rigid foam halves
• Thermal insulation:
– ErP “B”: polystyrene jacket, packaged separately
– ErP “C”: foil jacket on flexible foam underlayer
• Casing lid
• Upper insulation
• Floor insulation
• Round hand-hole cover with insulation
• Bag with accessories:
– Rectangular hand-hole cover
– Fleece strip
– Fleece circular blank
– Compass and plug
• Technical documents
2.3 Specification
Requirements
for potable water
Unit Value
Water hardness ppm CaCO
3
grain/US gallon
°dH
°fH
> 36
> 2.1
> 2
> 3.6
pH value – 6.5...9.5
Conductivity μS/cm 130...1500
Table 2 Requirements for potable water
Unit W 500-5X B W 500-5X C W 750-5X B W 750-5X C W 1000-5X B W 1000-5X C
Dimension

Fig. 1, page 66
Memory
Available capacity (total) Itr 500 500 768 768 991 991
Usable DHW volume
1)
at
DHW outlet temperature
2)
:
1) Without recharging; set cylinder temperature 60 °C
2) Mixed water at draw-off point (at 10 °C cold water temperature)
45 °C Itr 714 714 1104 1104 1449 1449
40 °C Itr 833 833 1288 1288 1690 1690
Maximum cold water flow rate l/min 50 50 77 77 101 101
Maximum DHW temperature °C 95 95 95 95 95 95
Maximum operating pressure, potable
water bar 10 10 10 10 10 10
Highest design pressure
(cold water) bar 7.8 7.8 7.8 7.8 7.8 7.8
Maximum DHW test pressure bar 10 10 10 10 10 10
Outputs in conjunction with an external SLP3 (500 litres) or SLP5 (750/1000 litres) heat exchanger
Continuous output
(at 70 °C flow temperature, 45 °C DHW
outlet temperature and 10 °C cold
water temperature) kW
l/min
160
66
160
66
310
127 310
127 310
127 310
127
Performance factor N
L
3)4)
3) Performance factor NL=1 in accordance with DIN 4708 for 3.5 occupants, standard bath tub and kitchen sink. Temperatures: cylinder 60 °C, DHW outlet temperature 45 °C
and cold water 10 °C. Measured at max. heat output. If the output is reduced, NL becomes smaller.
4) Performance factor NL and continuous output in conjunction with SLP5 primary store system.
kW 55 55 126 126 140 140
Heat-up time at rated output min 11 11 9 9 11 11
Table 3 W specifications