Brahma Control box VM45G 37200835

The Brahma VM45G control box (SKU 37200835) is a safety and control unit for gas and fuel oil burners with forced draft. It operates on a supply voltage of 220–240 V and features a safety time of 3 seconds and a pre-purge time of 5 seconds. Flame detection is supported via ionization electrode or UV photodiode. The device has a net weight of 0.25 kg, protection class IP40, and certifications CE, EAC, and FM. It includes a non-volatile locking safety feature requiring manual reset and is suitable for industrial and domestic heating systems.

Control boxes of this type are selected by matching the supply voltage, safety time, pre-purge time, and flame detection method to the burner's specifications. Ensure the control box is compatible with the burner's fuel type (gas or oil) and air supply (forced draft). Mounting may require a base or direct panel installation; verify the physical dimensions and connection type. Compare the electrical ratings and certifications with the existing system requirements before installation.

Common failures include the control box locking out without reset, which may be due to flame detection issues or voltage fluctuations. Symptoms include the burner failing to start, repeated lockouts, or the system not responding to reset attempts. Check the flame sensor, wiring connections, and supply voltage for proper operation.