Riello MB 405/2 Instrucciones De Instalación, Uso Y Mantenimiento / Catálogo Recambios página 42

3.3 Technical data
Model
Max. power supply pressure
Protection level
Ambient temperature
Electromagnetic valve
Voltage/frequency
Output/absorption
- output pressure up to 20 mbar
Anti-dust device
(*) Protection level "IP54" can be achieved by removing the 6-
pole plug.
3.4 Components
The Multibloc consists of:
Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Gas pressure switch. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
3.5 Description
1 Flange
2 Pressure test point (MB 415/2)
3 Flange fastening screws
4 Stabiliser adjustment
5 Brake adjustment
6 Delivery adjustment ring nut 2nd stage
7 Ring nut locking screws (not sealed)
8 Minimum gas pressure switch
9 Delivery adjustment ring nut 1st stage
10 Pressure test point (MB 405-407/2)
11 Pressure test point (MB 410-412/2)
20049136
Technical description
MB 405 - 407
65 VA ~(AC) 230 V, 20 °C
Filter with 0.8 mm mesh; it is possible to change the filter without dismantling the structure.
7
2
8
11
3
1
MB 410 - 412
360 mbar (36 kPa)
IP 54 "RT .." version - IP 4X "SD .." version (*)
-15°C up to + 70 °C
DIN EN 161, class A, group 2
~ (AC) 50-60 Hz, 230 V - 15 % + 10 %
Pressure stabiliser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Quick opening safety valve . . . . . . . . . . . . . . . . . . . . . . . . No. 1
Slow opening adjustment valve 1st and 2nd stage . . . . . . No. 1
5
6
4
9
10
20049514
4
GB
MB 415
80 VA ~(AC) 230 V, 20 °C
Tab. B
Fig. 1