Products

DUNGS MB-ZRDLE415B01S20 advanced, two-stage GasMultiBloc control valve

Manufacturer: DUNGS
Model / Part Number: MB-ZRDLE415B01S20
Model Type: Two-stage gas valve (ZR) with adjustable slow-opening behavior (-LE) and main volume restrictor (-D).
Part Number (MRN): 226807 (frequently bundled with a GW 50 A5 pressure switch).
Connection Size: DN 40 flange (1 ½" BSP thread matching standard gas piping).
Maximum Inlet Pressure: Up to 360 mbar (36 kPa).
Outlet Pressure Range: 4 to 20 mbar (0.4 to 2 kPa), which can be adjusted at the regulator.
Electrical Power: 230 V AC operating voltage at 50–60 Hz.
Operating Protection: IP 54 rated against dust and moisture splashes.
Temperature Range: -15 °C to +70 °C (For liquid gas systems, do not use below 0 °C).
MB-ZR: MultiBloc system featuring a two-stage valve design. This allows the burner to fire at a lower partial flame before stepping up to full heat.
DLE: Equipped with a main volume restrictor (D) and an adjustable slow-opening hydraulic brake (LE) to prevent gas bursts when starting.

Availability & Delivery

Availability shown is for reference only and will be confirmed at the time the order is processed.
Published quantities may change without prior notice.
The customer is responsible for verifying part number and specifications before confirming the purchase.
Certain products may be considered special order items depending on availability.

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