3RA28 function modules Parts

Siemens

Electronic timing relay, off delayed

Siemens

Electronic timing relay, off delayed

Siemens

Electronic timing relay, ON-delay

Siemens

Electronic timing relay, ON-delay

Siemens

Electronic timing relay, ON-delay

Siemens

Electronic timing relay, ON-delay

Siemens

Electronic timing relay, ON-delay

Compare 3RA28 function modules

Key specifications of the parts listed on this page, taken from the manufacturer's data sheets.

MPN	Net Weight	control supply voltage at AC — at 50 Hz rated value	control supply voltage at AC — at 60 Hz rated value	control supply voltage 1 at AC — at 50 Hz	control supply voltage 1 at AC — at 60 Hz
3RA2812-2DW10	94.38 g	24 ... 240 V	24 ... 240 V	24 ... 240 V	24 ... 240 V
3RA2812-1DW10	94.38 g	24 ... 240 V	24 ... 240 V	24 ... 240 V	24 ... 240 V
3RA2811-2CW10	94.38 g	24 ... 240 V	24 ... 240 V	24 ... 240 V	24 ... 240 V
3RA2811-1CW10	94.38 g	24 ... 240 V	24 ... 240 V	24 ... 240 V	24 ... 240 V
3RA2831-2DH10	94.38 g	90 ... 240 V	90 ... 240 V	90 ... 240 V	90 ... 240 V
3RA2831-2DG10	0.091 kg	24 ... 90 V	24 ... 90 V	24 ... 90 V	24 ... 90 V
3RA2831-1DH10	0.098 kg	90 ... 240 V	90 ... 240 V	90 ... 240 V	90 ... 240 V

product designation	function module
product type designation	3RA28
product component semi-conductor output	Yes
product extension required remote control	No
product extension optional remote control	No
insulation voltage for overvoltage category III according to IEC 60664 with degree of pollution 3 rated value	300 V
test voltage for isolation test	1.5 kV
degree of pollution	3