Siemens APT
PR Series(10A), Intermediate Relays, APT
Model: PR
Key specifications
- Rated impulse withstand voltage 2500V
- Rated thermal current PR2K/PR2KLT/PR3K/PR4K:10A
- Degree of protection IP40
Technical parameters
| Product specification | PR2K/PR2K-T | PR3K | PR4K | ||
| Contact pole number and type | 2C/O changeover contact | 3C/O changeover contact | 4C/O changeover contact | ||
| Contact material | Silver alloy | ||||
| Conventional thermal current | 10A | ||||
| Compliance | IEC61810-1, GB/T21711.1 | ||||
| Product certification | UL/CQC/CE | ||||
| Ambient temperature | Storage | -40°C~+85°C No freezing or condensation | |||
| Working | -25°C~+55°C No freezing or condensation | ||||
| Ambient humidity | Storage | 5~85%RH(no condensation) | |||
| Working | 5~85%RH(no condensation) | ||||
| Protection class | IP40 | ||||
| Rated insulation voltage(V) | 250V | ||||
| Insulation resistance | 100mΩ | ||||
| Rated impulse withstand voltage(V) | 2500V | ||||
| Vibration resistance | 10-55Hz Dual amplitude 1.0mm | ||||
| Impact resistance | Working status 200m/s2 and non-working status 100m/s2, 11ms | ||||
| Pull-in time | ≤20ms | ||||
| Release time | ≤20ms | ||||
| Power frequency withstand voltage | Between contact and coil | AC 1500V 50Hz·1min | |||
| Between homopolar contacts | AC 1000V 50Hz·1min | ||||
| Between heteropolar contacts | AC 1500V 50Hz·1min | ||||
| Electrical endurance | 1.2×105 times | 1.0×105 times | |||
| Mechanical endurance | 2.0×107 times | ||||
| Weight | About 35g | About 50g | About 60g | ||
| Min. package quantity | 20pcs | 10pcs | |||





