| | OVERLOAD RELAY 1.8...2.5 A FOR MOTOR PROTECTION SZ S00, CLASS 10, F. MOUNTING ONTO CONTACTOR MAIN CIRCUIT: SCREW TERMINAL AUX. CIRCUIT: SCREW TERMINAL MANUAL-AUTOMATIC-RESET |
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| General technical data: |
| product brand name | | SIRIUS |
| product designation | | 3RU2 thermal overload relay |
| Protection class IP / on the front | | IP20 |
| Insulation voltage / with degree of pollution 3 | | |
| | V | 690 |
| Installation altitude / at a height over sea level / maximum | m | 2,000 |
| Ambient temperature | | |
| | °C | -55… +80 |
| | °C | -55… +80 |
| | °C | -40… +70 |
| Relative humidity | | |
| | / % | 90 |
| Resistance against shock | | 8g / 11 ms |
| Impulse voltage resistance / rated value | kV | 6 |
| Active power loss / total / typical | W | 5.1 |
| Item designation | | |
- according to DIN 40719 extendable after IEC 204-2 / according to IEC 750
| | F |
- according to DIN EN 61346-2
| | F |
| Trip class | | CLASS 10 |
| Type of assignement | | 2 |
| Size of overload relay | | S00 |
| Size of the contactor / can be combined | | |
| | | S00 |
| |
| Main circuit: |
| Number of poles / for main current circuit | | 3 |
| Operating voltage / at AC-3 / rated value | | |
| | V | 690 |
| Operating current / at AC-3 / at 400 V | | |
| | A | 2.5 |
| Service power / at AC-3 | | |
| | kW | 0.75 |
| | kW | 1.1 |
| | kW | 1.5 |
| Adjustable response current | | |
- of the current-dependent overload release
| A | 1.8… 2.5 |
| Operating current / of the fuse link / rated value | A | 10 |
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| Auxiliary circuit: |
| Contact reliability / of the auxiliary contacts | | < 1 error per 100 million operating cycles |
| Number of NC contacts / for auxiliary contacts | | 1 |
| Number of NO contacts / for auxiliary contacts | | 1 |
| Number of change-over switches / for auxiliary contacts | | 0 |
| Operating current / of the auxiliary contacts | | |
| | | |
| | A | 3 |
| | A | 3 |
| | A | 3 |
| | A | 3 |
| | A | 2 |
| | A | 1 |
| | | |
| | A | 1 |
| | A | 0.22 |
| | A | 0.22 |
| | A | 0.11 |
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| Short-circuit: |
| Design of the fuse link / for short-circuit protection of the auxiliary switch / required | | fuse gG: 10 A |
| |
| Installation/mounting/dimensions: |
| Built in orientation | | vertical |
| Type of mounting | | direct mounting |
| Width | mm | 45 |
| Height | mm | 87 |
| Depth | mm | 73 |
| Distance, to be maintained, to the ranks assembly | | |
| | mm | 0 |
| | mm | 0 |
| | mm | 6 |
| | mm | 6 |
| | mm | 6 |
| Distance, to be maintained, to earthed part | | |
| | mm | 0 |
| | mm | 0 |
| | mm | 6 |
| | mm | 6 |
| | mm | 6 |
| Distance, to be maintained, conductive elements | | |
| | mm | 0 |
| | mm | 0 |
| | mm | 6 |
| | mm | 6 |
| | mm | 6 |
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| Connections: |
| Design of the electrical connection | | |
| | | screw-type terminals |
- for auxiliary and control current circuit
| | screw-type terminals |
| Product function / removable terminal for auxiliary and control circuit | | No |
| Type of the connectable conductor cross-section | | |
| | | |
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