| Overload relay 50...200 A for motor protection Size S6, Class 10E Contactor mounting/stand-alone installation Main circuit: busbar connection Auxiliary circuit: Screw terminal Manual-Automatic-Reset |
Product brand name | SIRIUS |
Product designation | solid-state overload relay |
Product type designation | 3RB2 |
General technical data |
Size of overload relay | S6 |
Size of contactor can be combined company-specific | S6 |
Insulation voltage with degree of pollution 3 rated value | 1 000 V |
Surge voltage resistance rated value | 8 kV |
maximum permissible voltage for safe isolation | |
in networks with grounded star point between auxiliary and auxiliary circuit | 300 V |
in networks with grounded star point between auxiliary and auxiliary circuit | 300 V |
in networks with grounded star point between main and auxiliary circuit | 600 V |
in networks with grounded star point between main and auxiliary circuit | 690 V |
Protection class IP | |
on the front | IP20 |
of the terminal | IP00 |
Shock resistance | 15g / 11 ms |
acc. to IEC 60068-2-27 | 15g / 11 ms |
Thermal current | 200 A |
Recovery time | |
after overload trip with automatic reset typical | 3 min |
after overload trip with remote-reset | 0 min |
after overload trip with manual reset | 0 min |
Type of protection | II (2) G [Ex e] [Ex d] [Ex px] II (2) D [Ex t] [Ex p] |
Certificate of suitability relating to ATEX | PTB 06 ATEX 3001 |
Protection against electrical shock | Finger-safe with terminal covers for vertical contact from the front |
Reference code acc. to DIN EN 81346-2 | F |
Ambient conditions |
Installation altitude at height above sea level | |
maximum | 2 000 m |
Temperature compensation | -25 ... +60 °C |
Relative humidity during operation | 10 ... 95 % |
Main circuit |
Number of poles for main current circuit | 3 |
Adjustable pick-up value current of the current-dependent overload release | 50 ... 200 A |
Operating voltage | |
rated value | 1 000 V |
at AC-3 rated value maximum | 1 000 V |
Operating frequency rated value | 50 ... 60 Hz |
Operating current rated value | 200 A |
Operating power | |
for three-phase motors at 400 V at 50 Hz | 30 ... 90 kW |
for AC motors at 500 V at 50 Hz | 30 ... 132 kW |
for AC motors at 690 V at 50 Hz | 55 ... 160 kW |
Auxiliary circuit |
Design of the auxiliary switch | integrated |
Number of NC contacts for auxiliary contacts | 1 |
Note | for contactor disconnection |
Number of NO contacts for auxiliary contacts | 1 |
Note | for message "tripped" |
Number of CO contacts | |
for auxiliary contacts | 0 |
Operating current of auxiliary contacts at AC-15 | |
at 24 V | 4 A |
at 110 V | 4 A |
at 120 V | 4 A |
at 125 V | 4 A |
at 230 V | 3 A |
Operating current of auxiliary contacts at DC-13 | |
at 24 V | 2 A |
at 60 V | 0.55 A |
at 110 V | 0.3 A |
at 125 V | 0.3 A |
at 220 V | 0.11 A |
Protective and monitoring functions |
Trip class | CLASS 10E |
Design of the overload release | electronic |
UL/CSA ratings |
Full-load current (FLA) for three-phase AC motor | |
at 480 V rated value | 200 A |
at 600 V rated value | 200 A |
Contact rating of auxiliary contacts according to UL | B600 / R300 |
Short-circuit protection |
Design of the fuse link | |
for short-circuit protection of the main circuit | |
— with type of coordination 1 required | gG: 355 A, Class L: 601 A |
— with type of assignment 2 required | gG: 315 A |
for short-circuit protection of the auxiliary switch required | fuse gG: 6 A |
Installation/ mounting/ dimensions |
Mounting position | any |
| |
(mounting type) | Mounting contactor / stand-alone assembly |
Height | 119 mm |
Width | 120 mm |
Depth | 155 mm |
Required spacing | |
with side-by-side mounting | |
— forwards | 0 mm |
— Backwards | 0 mm |
— upwards | 0 mm |
— downwards | 0 mm |
— at the side | 0 mm |
for grounded parts | |
— forwards | 0 mm |
— Backwards | 0 mm |
— upwards | 0 mm |
— at the side | 6 mm |
— downwards | 0 mm |
for live parts | |
— forwards | 0 mm |
— Backwards | 0 mm |
— upwards | 0 mm |
— downwards | 0 mm |
— at the side | 6 mm |
Connections/Terminals |
Product function | |
removable terminal for auxiliary and control circuit | Yes |
Type of electrical connection | |
for main current circuit | busbar connection |
for auxiliary and control current circuit | screw-type terminals |
Arrangement of electrical connectors for main current circuit | Top and bottom |
Type of connectable conductor cross-sections | |
for auxiliary contacts | |
— solid | 1x (0.5 ... 4 mm²), 2x (0.5 ... 2.5 mm²) |
— single or multi-stranded | 1x (0,5 ... 4 mm²), 2x (0,5 ... 2,5 mm²) |
— finely stranded with core end processing | 1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²) |
at AWG conductors for auxiliary contacts | 2x (20 ... 14) |
Tightening torque | |
for main contacts with screw-type terminals | 10 ... 12 N·m |
for auxiliary contacts with screw-type terminals | 0.8 ... 1.2 N·m |
Design of the thread of the connection screw | |
for main contacts | M8 |
of the auxiliary and control contacts | M3 |
Communication/ Protocol |
Type of voltage supply via input/output link master | No |
Electromagnetic compatibility |
Conducted interference | |
due to burst acc. to IEC 61000-4-4 | 2 kV (power ports), 1 kV (signal ports) corresponds to degree of severity 3 |
due to conductor-earth surge acc. to IEC 61000-4-5 | 2 kV (line to earth) corresponds to degree of severity 3 |
due to conductor-conductor surge acc. to IEC 61000-4-5 | 1 kV (line to line) corresponds to degree of severity 3 |
due to high-frequency radiation acc. to IEC 61000-4-6 | 10 V in frequency range 0.15 to 80 MHz, modulation 80 % AM with 1 kHz |
Field-bound parasitic coupling acc. to IEC 61000-4-3 | 10 V/m |
Electrostatic discharge acc. to IEC 61000-4-2 | 6 kV contact discharge / 8 kV air discharge |
Display |
Display version | |
for switching status | Slide switch |