Siemens 3RU2126-4NB1 Termik Röle 23-28A Sirius

product brand name SIRIUS

product designation thermal overload relay

product type designation 3RU2

General technical data

size of overload relay S0

size of contactor can be combined company-specific S0

power loss [W] for rated value of the current at AC in hot

operating state

9.6 W

● per pole 3.2 W

insulation voltage with degree of pollution 3 at AC rated value 690 V

surge voltage resistance rated value 6 kV

maximum permissible voltage for protective separation

● in networks with ungrounded star point between auxiliary

and auxiliary circuit

440 V

● in networks with grounded star point between auxiliary

and auxiliary circuit

440 V

● in networks with ungrounded star point between main and

auxiliary circuit

440 V

● in networks with grounded star point between main and

auxiliary circuit

440 V

shock resistance according to IEC 60068-2-27 8g / 11 ms

reference code according to IEC 81346-2 F

Substance Prohibitance (Date) 10/01/2009

SVHC substance name Lead - 7439-92-1

Weight 0.255 kg

Ambient conditions

installation altitude at height above sea level maximum 2 000 m

ambient temperature

● during operation -40 ... +70 °C

● during storage -55 ... +80 °C

● during transport -55 ... +80 °C

temperature compensation -40 ... +60 °C

relative humidity during operation 10 ... 95 %

Environmental footprint

global warming potential [CO2 eq] total 67.3 kg

global warming potential [CO2 eq] during manufacturing 1.63 kg

global warming potential [CO2 eq] during sales 0.061 kg

global warming potential [CO2 eq] during operation 65.6 kg

global warming potential [CO2 eq] after end of life -0.017 kg

Main circuit

number of poles for main current circuit 3

adjustable current response value current of the current- 23 ... 28 A