Brahma 18047160 TGRD91 control box

SKU: 18047160, 4033.250, 246.124.134

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Brahma TGRD91 18047160 gas control units based on KOMPACT series microcontrollers are designed for effective control of gas atmospheric burners. Brahma TGRD91 18047160 gs control units are adapted both for burners with a fan in the combustion circuit, and for those where there is no fan. The units also provide optimal control of atmospheric oil burners in variable operating conditions.

Brahma TGRD91 gas control for Master 4033.250 B230, B360 since 2011, BV110, BV170, BV290 since 2013.

Technical specifications

– Rated supply voltage: 200÷240V @ 50-60 Hz; On demand: 100÷120V @ 50-60 Hz

– Maximum power consumption: 7W

– Operating temperature: -20 °C ÷ +70 °C

– Protection: IP00

– Max. Weight: 320g

– Waiting/pre-purge time (TW/TP): 5 … 10 s

– Safety time during operation: < 1 c

– Waiting time or industrial purge: 1 … 240 s

– Delay in opening EV2 (Tdw, opt. W): 1 … 240 s

– Blocking delay due to flame simulation (Tdk, opt. K): 5 … 60 s

– Blocking in case of failure to close the PA (Tdq, opt. Q): 3 … 120 s

– Blocking in case of failure to close TC (Tdq, opt. Q): 3 s … 30’

– Pre-ignition time (Tj, opt. J): 0 … 60 s

– Time after ignition: 0 … 60 s

– Attempts to restart: 1 … 10

– Lacquer coating: On demand

– The presence of a base: no

– Safety time (ts): 10 sec

– Dimensions: 11.5×9.5×4 cm

– protection device against voltage surges in the network;

– 2 independent safety contacts for valve control;

– Manual exit from the lock state using the restart button;

Application

The Brahma TGRD91 18047160 control boxes are suitable for use in combined heating and steam boilers, hot air generators, radiation tube heaters, convector heaters with a fan, water heaters, washing machines, furnaces and monoblock burners.

Compliance with standards

The Brahma TGRD91 18047160 control units comply with EN 525, EN 1020 and EN 1319 standards for gas hot air generators, and for oil hot air generators they comply with DIN 4794 standard.

Construction and protective measures

An innovative circuit and surface mounting of components are used to reduce the size of the printed circuit board. Additional protection elements include a varistor, an internal fuse, an electromagnetic interference filter and a resistor to prevent connection errors.

Functionality

The Brahma TGRD91 18047160 gas control units provide flame detection, accurate ignition timing using microcontroller technology, built-in electronic ignition transformer and support for connecting remote lock and reset signals.

Electrical reliability

The Brahma TGRD91 18047160 relay guarantee high electrical reliability with two safety contacts for controlling the gas valve and a long service life of more than 250,000 operations at high temperatures.

Brahma TGRD91 18047160 gas control units are a reliable and innovative solution for efficient control of gas and oil atmospheric burners. Their high technical characteristics, compliance with standards and versatility make them an attractive choice for various applications in heating and hot air systems.

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