How the IG-M-LB works.
A floor unit along the façade. Outdoor air from nozzles induces room air across the exchanger; the mixture enters through a walk-on grille in front of the glass.
Applications: full-height glazed façades (p. 2).
Krantz, Induction unit for mixing ventilation IG-M-LB, for horizontal mounting in raised floors, DS 4137 E 02.2019.
Technical data IG-M-LB
Krantz, Induction unit for mixing ventilation IG-M-LB, for horizontal mounting in raised floors, DS 4137 E 02.2019.
Page numbers are PDF pages of the data sheet.
Download documents
Air
| Property | Value · Source |
|---|---|
| Cooling capacity | total 222–1318 W per unit = 40–133 W/m² of floor (Table 1, Δp 170 Pa, LWA ≤ 29 dB(A)); water 15/17 °C, room 26 °C, primary air 18 °C p. 3 |
| Heating capacity | 362–1196 W (66–121 W/m²) at 45/40 °C, secondary air 22 °C (Table 2) p. 4 |
| Primary air volume | 15–130 m³/h; nozzles 5–10 mm p. 3 |
| Sound and pressure drop | preselection at 170 Pa and ≤ 29 dB(A); graph 5 for higher values p. 3 |
| Water | min. water flow 70 l/h p. 5 |
Design
| Property | Value · Source |
|---|---|
| Sizes | nominal width 800/900/1200/1350/1600 mm; discharge width 550–1300 mm; version A 380 mm deep, B 500 mm deep; height 210 mm + adjustable feet 10–60 mm p. 3 |
| Connections | primary air Ø 99/124 or 2 x 99 mm p. 3 |
| Options and versions | primary air box in front (A) or integrated (B); floor grille parallel or roll-up at right angles to the façade; 4- or 2-pipe; natural convection without primary air p. 2 |
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