Sound-insulated ventilation box
ESR 12-2 S
No longer available for deliveryManufacturer: MAICO
Sound-insulated ventilation box with swivelling fan, DN 125, alternating current
Application examples: Commercial premises, Showroom, Office, Foreman's office, Changing room
Product data sheet
Characteristic curve
Dimensioned drawing
ESR 12-2 S - Dimensioned drawing [mm]
Technical data
ESR 12-2 S - Technical data
Accessories
ESR 12-2 S - Accessories
Specific accessories
| Product type | Name | Art. No. | Price*(EUR) | Action |
|---|---|---|---|---|
| Sound insulation set | KSD-D | 0092.0521 | on request |
General accessories
Product description
Productdescription
ESR 12-2 S
short description
Sound-insulated ventilation box with swivelling fan, DN 125, alternating currentProduct description
Features
- Optimised efficiency, low maintenance costs.
- Removable housing cover with clip-locks.
- Inlet and outlet side connection couplings for direct installation in ventilation ducts.
- With sound absorbing rock wool, laminated with silk glass, to meet the increased requirements of especially low noise levels.
Air flow direction
- The airsteam direction is indicated by an arrow marked on the housing.
Motor
- External rotor-capacitor motor.
- Robust motor with ball bearings, maintenance-free.
- The motor's standard rubber mounting prevents vibrations being transferred to the housing.
- Temperature classes B or F.
- IP X4 degree of protection with closed housing cover.
AC motor
- Thermal overload protection as a standard feature.
Three-phase AC motor
- Potential-free terminal connections, which must be connected to an MV 25 protective motor switch or the control circuit of a contactor.
Mounting instructions
- Can be fitted in any position.
Electrical connection
- Terminal box at front.
Safety instructions
- The fan may be operated only if the protection against accidental contact with the impeller is guaranteed to be in accordance with DIN EN ISO 13857 for fans with free inlet or outlet. To do this, fit a protective grille.
Wiring diagram
ESR 12-2 S - Wiring diagram
Duct fan with DRH 25-9R, DRH 31-12R, DRH 35-12R and DRH 40-12R electric air heaters
S1 - system on
S - sensor
US16 - all-pole isolating switch (contactor)
ERR... centrifugal duct fan
DRH...R electric air heater: DRH 25-9R, DRH 31-12R, DRH 35-12R, DRH 40-12R
B=Int/ext bridge must be closed
C=Do not change potentiometer setting
D=Setpoint potentiometer for MIN limitation
E=Setpoint potentiometer for MAX limitation
F=Bridge for MAX limitation, bridge must be closed!
G=If bridge is closed, MIN limitation is also active
FR30P - ext. setpoint controller (0-30°C) with room sensor
FL60P - ext. channel sensor for MIN, MAX limitation
LW9 - air flow monitor (in position N)
Installation of LW9 sensor on incoming side of air heater
0-30°C setpoint setting and recording of room temperature with FR30P
0-60°C min/max limitation in supply air channel with FL60P
Downloads / Videos
ESR 12-2 S - Downloads / Videos
Predecessor - successor
ESR 12-2 S - Predecessor
| Product type | Name | Art. No. | Action |
|---|---|---|---|
| Sound-insulated ventilation box | ESR 12 S No longer available for delivery | 0080.0227 |
ESR 12-2 S - Successor
| Product type | Name | Art. No. | Action |
|---|---|---|---|
| Sound-insulated ventilation box | ESR 12 EC Discontinued product | 0080.0084 | |
| Sound-insulated ventilation box | ESR 12-2 No longer available for delivery | 0080.0610 | |
| Sound-insulated ventilation box | ESR 12-2 No longer available for delivery | 0080.0056 |
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