Primary brand
|
Siemens
|
Main function
|
Thermal Overload Relay (TOR)
|
Product series / family name
|
SIRIUS
|
Sub-range name
|
3RU21 series
|
Type
|
Option = Standard (No options)
|
Functions
|
Thermal Overload Protection Relay (TOR)Motor protectionRotary knob for adjusting rated motor currentStop functionTest trip function
|
Design
|
for direct connection to cont.Bi-metal switching mechanismAmbient compensated in a range of -4°F to 140°F
|
Poles
|
3-poles (3P)
|
Rated current
|
10A < In ≤ 15A 15A < In ≤ 20A
|
Rated current
|
14A-20A (adjustable)
|
Rated active power (kW)
|
7.5kW
|
Rated active power (kW)
|
7.5kW (400Vac)11kW (500Vac)15kW (690Vac)
|
Rated power (HP)
|
15HP
|
Rated voltage (AC)
|
690Vac
|
Connection type (electrical)
|
Terminals (Screw-clamp)
|
Connection type
|
direct connection to contact. (ingoing main connections)Screw-clamp connections (outgoing main circuits)Screw-clamp connections (control circuits)
|
Poles
|
3P
|
Protection functions
|
Thermal overload Class 103-phase overloadwith phase loss sensitivityPhase unbalance trippingPhase failure trippingSingle-phase loads protection
|
Protection settings
|
Overload protection -- 14A-20A (adjustable)
|
Net Height (mm)
|
85mm
|
Net Width (mm)
|
45mm
|
Net Depth (mm)
|
85mm
|
Mounting mode
|
Direct mounting on contactor
|
Mounting mode
|
Direct mounting on cont.
|
Operating mode
|
Manual or automatic reset
|
Contacts type
|
1NO+1NC aux. contacts (FAULT)
|
Dimensions
|
Size S0
|
Dimensions (frame size)
|
S0
|
Technical compatibility with
|
3RT202 series
|
Order code / Manufacturer SKU
|
3RU2126-4BB03RU21264BB0
|
Manufacturer product status
|
Commercialized
|
Equivalent to
|
3RU21264BB0
|
EAN code
|
4011209780941
|
UPC code
|
662643919226
|
Compliant with standard(s)
|
IEC 60947-1IEC 60947-4-1IEC 60947-5-1IEC 60801-2IEC 60801-3IEC 60801-4IEC 60801-5UL 508CSA C22.2IEC 50019DIN VDE 0165DIN VDE 0170DIN VDE 171KEMA Ex-97.Y.3235DMT 98 ATEX G001EN 50019
|
Location of origin
|
Germany
|
Protection functions
|
Thermal overload protection = Class 10
|
Product title
|
Thermal Overload Protection Relay (TOR) - Siemens SIRIUS
|