Vaillant uniSTOR User Manual

12 Operating instructions for uniSTOR 0020111106_00
8 Technical data
Unit VIH GB
120/2 S
VIH GB
155/2 S
VIH GB
180/2 S
VIH GB
210/2 S
VIH GB
260/2 S
VIH GB
310/2 S
Total capacity litres 120 155 180 210 260 310
Actual capacity litres 119,2 149,1 176,6 211,2 250,3 298,5
Hot water capacity litres 104,0 136,7 166,4 203,9 247,5 270,5
Maximum supply pressure to pressure reducing valve MPa (bar) 1,2 (12)
Rated pressure of cylinder MPa (bar) 0,7 (7)
Maximum operating pressure of heating coil MPa (bar) 0,35 (3,5)
Operating pressure MPa (bar) 0,35 (3,5)
Pressure reducing valve MPa (bar) 0,35 (3,5)
Expansion relief valve MPa (bar) 0,6 (6)
Temperature and pressure relief valve °C,
MPa (bar)
90,
0,7 (7)
Charge pressure of hot water expansion vessel MPa (bar) 0,4 (4)
Maximum temperature of heating circuit °C 85
Maximum temperature of potable hot water °C 85
Standing heat loss kW/24 h 1,26 1,53 1,66 1,89 2,07 2,26
Heat up time according to EN 12897 mins 18 23 24 28 35 42
Recovery time (70% capacity) mins 16 18 17 20 25 30
Primary heat exchanger performance kW 18,6 18,8 22,0 22,6 22,3 20,4
Flow rate for primary heat exchanger performance l/min 23,3
Primary heat exchanger pressure drop mbar 97 97 116 116 116 115
Primary heat exchanger volume litres 2,94 2,94 3,56 3,56 3,56 3,56
Primary heat exchanger surface area m
2
0,62 0,62 0,75 0,75 0,75 0,75
Dimensions
Height mm 1001 1191 1371 1593 1843 2153
Height with hot water draw off mm 1033 1223 1403 1625 1875 2185
Topple measure mm 1138 1308 1473 1680 1918 2217
Diameter mm 554,5
Depth mm 633
Net weight kg 26 29 32 36 41 46
Weight (full) kg 145 177,8 209 248 291 345
Connections
Cold water inlet 22 mm unprofiled pipe (crimp joints)
Hot water draw off 22 mm unprofiled pipe (crimp joints)
Pressure-controlled cold water inlet 22 mm unprofiled pipe (crimp joints)
Secondary return 15 mm unprofiled pipe (crimp joints)
Primary heater flow 22 mm unprofiled pipe (crimp joints)
Primary heater return 22 mm unprofiled pipe (crimp joints)
Primary heating circuit immersion sleeve size mm 8
Electrical connections
Immersion heater (according to ENBS 60335) 2.7 kW, 230 V, 50 Hz
Length of immersion heater inch 14
Two port motorised valve 230/240 V, 50 Hz
Cylinder thermostat 230/240 V, 50 Hz
Material data
Cylinder body material Stainless steel (1.4521)
Cylinder jacket material Polypropylene
Insulation material EPS with heat radiation absorber
Insulation thickness mm 50
Corrosion protection Stainless steel
Blowing agent for insulation material Pentane (GWP < 5)
ODP 0
Tab. 3.1 Technical data for uniSTOR domestic hot water cylinder
8 Technical data

Vaillant uniSTOR Specifications

General

Maximum Operating Pressure	10 bar
Capacity	120L, 150L, 200L, 300L
Insulation	High-density foam insulation
Thermal Insulation	High-density foam insulation
Weight	50 kg
Dimensions (Height x Diameter)	Varies by model