ATAG iSteel Unvented Cylinders
PRODUCT INFORMATION
The iSteel unvented cylinders range from 90 to 300 litres. They work with ATAG iS system and iR regular boilers.
- Rapid heat up recovery
- Compliant with part ‘L’ of the building regulations – conservation of fuel and power
- Rated ‘B’ for energy efficiency
- A 25 year warranty
- A 2 year warranty on cylinder components
Direct – Technical Information
| Product | 90 D | 120 D | 150 D | 180 D | 210 D | 250 D | 300 D |
|---|---|---|---|---|---|---|---|
| Part Number | CY500090 | CY500120 | CY500150 | CY500180 | CY500210 | CY500250 | CY500300 |
| Capacity (ltrs) | 90 | 120 | 150 | 180 | 210 | 250 | 300 |
| Height(mm) | 760 | 940 | 1140 | 1320 | 1510 | 1720 | 1980 |
| Diameter(mm) | 545 | 545 | 545 | 545 | 545 | 595 | 595 |
| Weight Empty(kg) | 23 | 27 | 31 | 35 | 39 | 48 | 55 |
| Weight Full (kg) | 111 | 145 | 179 | 213 | 247 | 296 | 352 |
| Indirect Reheat (mins) | 12 | 16 | 17 | 20 | 22 | 25 | 34 |
| Immersion Reheat (mins) | 53 | 80 | 106 | 136 | 167 | 213 | 385 |
| Heat Exchanger (kW) | 16.46 | 16.46 | 18.55 | 18.55 | 18.55 | 22 | 22 |
| Standing Loss (kWh/day) | 0.96 | 1.11 | 1.26 | 1.40 | 1.54 | 1.76 | 2.03 |
| Cold Inlet | 195 | 195 | 195 | 195 | 195 | 195 | 195 |
| Immersion 1 | 345 | 345 | 340 | 340 | 365 | 365 | 365 |
| Immersion 2 | – | – | – | – | – | 965 | 980 |
| Sec. Return | – | – | – | – | 1160 | 1410 | 1605 |
| T&P valve | 525 | 710 | 890 | 1085 | 1265 | 1520 | 1780 |
Indirect – Technical Information
| Product | 90 I | 120 I | 150 I | 180 I | 210 I | 250 I | 300 I |
|---|---|---|---|---|---|---|---|
| Performance Data: | |||||||
| Part Number | CY600090 | CY600120 | CY600150 | CY600180 | CY600210 | CY600250 | CY600300 |
| Capacity (ltrs) | 90 | 120 | 150 | 180 | 210 | 250 | 300 |
| Height(mm) | 760 | 940 | 1140 | 1320 | 1510 | 1720 | 1980 |
| Diameter(mm) | 545 | 545 | 545 | 545 | 545 | 595 | 595 |
| Weight Empty(kg) | 21 | 25 | 29 | 33 | 37 | 43 | 50 |
| Weight Full (kg) | 109 | 143 | 177 | 211 | 245 | 291 | 347 |
| Indirect Reheat (mins) | 12 | 16 | 17 | 20 | 22 | 25 | 34 |
| Immersion Reheat (mins) | 53 | 80 | 106 | 136 | 167 | 213 | 285 |
| Heat Exchanger (kW) | 16.46 | 16.46 | 18.55 | 18.55 | 18.55 | 22 | 22 |
| Standing Loss (kWh/day) | 1.07 | 1.23 | 1.41 | 1.53 | 1.80 | 2.15 | 2.28 |
| Tapping Heights: | |||||||
| Cold Inlet | 195 | 195 | 195 | 195 | 195 | 195 | 195 |
| Bottom Coil | 305 | 305 | 340 | 340 | 365 | 365 | 365 |
| Immersion 1 | 345 | 345 | 380 | 380 | 410 | 410 | 410 |
| Stat Pocket | 360 | 360 | 395 | 395 | 475 | 475 | 475 |
| Immersion 2 | – | – | – | – | – | 965 | 980 |
| Sec. Return | – | – | – | – | 1160 | 1410 | 1605 |
| T&P valve | 525 | 710 | 890 | 1085 | 1265 | 1520 | 1780 |
"Best decision I made in having it installed. Works efficiently for my family and our requirements"
Mrs Simmons St Albans, Herts