Pipe sleeve made of galvanized sheet steel, with flanges on both sides. 8-blade impellers made of glass fiber reinforced polyamide. Dynamically balanced in 2 planes, in accordance with quality level 6.3, DIN ISO 1940, Part 1. Flange holes in accordance with DIN EN 12220:1998. DZR 56/6 B and DZR 56/4 B: Flange holes in accordance with DIN EN 12220:1998. To avoid vibration transmission to the pipe system: use elastic connecting pieces, feet and vibration dampers. High protection class
IP 55. Exception EZR/DZR... D
IP 55. Installation possible in any position. Motor: asynchronous motor, speed controllable. Exception: type DZR 40/2 B. Not suitable for conveying air saturated with water vapor. The conveying direction is marked on the device with a direction of rotation and conveying direction arrow. Reversing operation: The volume flow is reduced by approx. 35% if the conveying direction is abnormal. Three-phase motor: DZR series. Rated voltage 400 V, 50 Hz. Thermal overload protection as standard. Exception: Available on request for DZR 25/4 D and pole-changing axial tube fans. The connections are potential-free on terminals and must be connected to a motor protection switch, e.g. MV 25, or the control circuit of a contactor. Pole-changing fans: Ensure overload protection with a motor protection switch to be provided by the customer. Electrical connection: External terminal box with cable grommets. Safety instructions: The fan may only be put into operation if the impeller is protected against contact in accordance with DIN EN ISO 13857. Article: DZR 30/42 B, delivery volume: 1890 m3/h / 3870 m3/h, delivery volumeNominal: 1410 m3/h / 2730 m3/h / in opt. efficiency, pressure pfs, nominal: 40 Pa - 180 Pa - in opt. efficiency, speed nNominal: 1450 1/min - 2830 1/min - in opt. efficiency, speed: 1472 1/min / 2879 1/min, impeller type: axial, speed controllable: yes, reversibility: yes, voltage type: three-phase current, rated voltage: 400 V, mains frequency: 50 Hz, rated power: 70 W / 405 W / in opt. Efficiency, INom: 0.3 A / 1 A / im opt. Efficiency, IMax: 1.2 A, Protection class:
IP 55, Thermal class: B, Pole-changing: yes, Number of poles at high speed: 2, Number of poles at low speed: 4, Mains cable: 5 / 1.5 mm2, Installation position: horizontal / vertical, Material: Sheet steel, galvanized, Weight: 11.61 kg, Nominal width: 300 mm, Width: 380 mm, Height: 424 mm, Depth: 300 mm, A: 313 mm, B: 300 mm, Conveyor temperature at nominal current: 60 °C, Conveyor temperature at IMax: -20 °C to 60 °C, Overall efficiency e: 49%, Measurement category: D, Efficiency category: total, Efficiency grade N: 58.2, VSD required: no, Year of manufacture: see type plate, Manufacturer name / Official registration number / Manufacturer's place of business: Maico Elektroapparate-Fabrik GmbH / Register court Freiburg, HRB 601233 / Villingen-Schwenningen, PBEP / delivery volumeBEP / Pfs, BEP: 0.361 kW / 3390 m3/h, nBEP: 2850 1/min, specific ratio: approx. 1, information on dismantling and disposal:see assembly instructions, Information on installation, operation and maintenance: see assembly instructions, Items used in the efficiency measurement that are not described by the measurement category: -, pf, BEP: 188 Pa, Sound power level LWA5: 67 dB(A) / 89 dB(A), DC motor: false
Type:
DZR30/42B
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