The steel panel radiators TM KOER are suitable for use in both individual and central one-pipe and two-pipe closed heating systems. Water and non-freezing liquids with a pH of 8 to 9.5 and an operating pressure up to 10 atm can be used as the heat transfer medium. Oxygen content not more than 20 μg/l, suspended solids not more than 5 mg/l, total hardness not more than 7 mg-eq/l and maximum temperature 110 ℃. Radiators are certified and meet all international standards: EN 442-1:2015 (EU), DSTU B B.2.5-3-95 (Ukraine), GOST 31311-2005 (Russian Federation).
| Height, mm | 500 |
| Steel thickness, mm | 1,25 |
| Enamelling colour | white (RAL 9016) |
| Connection thread, inch | 1 /2″ (female) |
| Centre distance, mm | 449 |
| Indicator, n | 1,28 |
| Inlet connection temperature, ℃ | 75 |
| Outlet temperature, ℃ | 65 |
| Room temperature, ℃ | 20 |
| ÞT, ℃ | 50 |
Models with 500 mm height
| Article | Size HxL, mm | Water volume, l | Heat output, W | Weight, kg (±5%) |
| 11×500×400.S | 500×400 | 1,08 | 302 | 6,89 |
| 11×500×500.S | 500×500 | 1,35 | 377 | 8,35 |
| 11×500×600.S | 500×600 | 1,62 | 452 | 9,81 |
| 11×500×700.S | 500×700 | 1,89 | 528 | 11,27 |
| 11×500×800.S | 500×800 | 2,16 | 603 | 12,73 |
| 11×500×900.S | 500×900 | 2,43 | 679 | 14,19 |
| 11×500×1000.S | 500×1000 | 2,70 | 754 | 15,65 |
| 11×500×1100.S | 500×1100 | 2,97 | 829 | 17,11 |
| 11×500×1200.S | 500×1200 | 3,24 | 905 | 18,57 |
| 11×500×1300.S | 500×1300 | 3,51 | 980 | 20,03 |
| 11×500×1400.S | 500×1400 | 3,78 | 1056 | 21,49 |
| 11×500×1500.S | 500×1500 | 4,05 | 1131 | 22,95 |
| 11×500×1600.S | 500×1600 | 4,32 | 1206 | 24,41 |
| 11×500×1800.S | 500×1800 | 4,86 | 1357 | 27,33 |
| 11×500×2000.S | 500×2000 | 5,40 | 1508 | 30,25 |