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REOHM BW 151

Braking resistor, max. continous power: 300 W

REOHM BW 151

Unique Selling Point

Very flat and compact construction with notches for a vertical mounting
Easy installation
Short-circuit proof
Suitable for the use with any frequency drive
Use even in rough conditions
Good heat dissipation, assembly on heat sink possible
Highly resistive on overload

Description

Braking resistor for drives with frequency converters
of low to medium power or as a charging resistor.
Mounting close to the frequency inverter.

protection class IP 20 / IP 54
higher protection classes on request
test voltage 2.5 kV AC
other capacities and mounting dimensions on request

Technical Data

Resistance values : 1,1 - 2000 Ohm

Continuous power : 50 - 300 W

max. operating voltage : 900 V

REOHM BW 151

Braking resistor, max. continous power: 300 W

easily combined
intrinsically safe
very flat and compact design with open grooves for vertical mounting
adaptation to any frequency inverter
very good heat dissipation, mounting on heat sink possible
high resistance at overload
quick connection
also with UL certification see overview "UL-certified products from REO".

REOHM BW 151

Braking resistor, max. continous power: 300 W

Dimension drawings

Dimensions

Type	B1 [mm]	B2 [mm]	H1 [mm]	L1 [mm]	L2 [mm]	L3 [mm]	D [mm]	Connections
BW 151 / 50 /...	80	60	14	70	50	250	4,2	2 x AWG 18,UL 1659
BW 151 / 100 /...	80	60	14	110	80	250	4,2	2 x AWG 18,UL 1659
BW 151 / 150 /...	80	60	14	160	130	250	4,2	2 x AWG 18,UL 1659
BW 151 / 200 /...	80	60	14	210-216	180	250	4,2	2 x AWG 18,UL 1659
BW 151 / 250 /...	80	60	14	260	230	250	4,2	2 x AWG 18,UL 1659
BW 151 / 300 /...	80	60	14	310	280	250	4,2	2 x AWG 18,UL 1659

Other mounting-variations possible as customization

REOHM BW 151

Braking resistor, max. continous power: 300 W

Surface temperature as a function of load

Surface temperature REOhm 151 / 100

Surface temperature increase, even over temperature, describes the increase in surface temperature when loaded.