技術參數
| Application | Compressors with direction of rotation essential for function and oil management |
| Functions | Motor temperature static, Motor temperature dynamic, Oil temperature, Short circuit, short cycling, Phase monitoring, phase sequence, phase asymmetry, Lock-out, operating recognition |
| Supply voltage | AC/DC 24-240V |
| Permitted ambient temperature | -30...+70°C |
| Temperature measuring circuits: Type | 1-2 AMS sensors in series alternative 1-9 PTC sensors acc. to DIN 44081, DIN 44082 in series |
| Temperature measuring circuits: R_25, total | <1.8kΩ |
| Temperature measuring circuits: R_trip, static | 4.5kΩ ±20% |
| Temperature measuring circuits: R_reset | 2.75kΩ ±20% |
| Temperature measuring circuits: Max. length connection line | 30m |
| Short circuit monitoring system PTC | Typically <30Ω |
| Input oil flow oil level and oil filter soiling: Designed for | Potential-free normally open contact (typ. 3.3V, 1mA) |
| Input oil flow oil level and oil filter soiling: Max. length connection line | 30m |
| Motor voltage | 3 AC 20-100Hz 80-690V ±10% |
| Phase monitoring: Phase sequence | Active about 1s after motor start for about 5s |
| Phase monitoring: Phase failure | Active about 1s after the motor start until the motor stop |
| Phase monitoring: Inactive | After motor stop for approx. 10s |
| Phase monitoring: Phase asymmetry | Active about 1s after the motor start until the motor stop |
| Switching frequency overstepping | 3 switch-offs in 60s or 10 switch-offs in 1h |
| Operating with frequency converters | Suitable |
| Reset delay: Motor temperature static | 5min ±1min |
| Reset delay: Motor temperature dynamic | 10min ±2min, 60min ±12min, Locked |
| Reset delay: Switching frequency overstepping | 5min ±1min, 30min ±6min |
| Reset delay: Incorrect phase sequence | Locked |
| Reset delay: Oil temperature | Undelayed |
| Reset delay: Phase asymmetry | 5min ±1min, Verriegelt |
| Reset delay: Oil flow | 5min ±1min, Verriegelt |
| Reset delay: Oil filter | Locked |
| Reset delay: Oil level | Locked |
| Resetting the lock or the reset delay | Main reset >5s or reset by keyboard only possible if there is no error current |
| External button: Designed for | Potential-free normally open contact (typ. 3.3V, 1mA) |
| External button: Max. length connection line | 1m |
| Relay: Connection | AC 240V 2.5A C300 at least AC/DC 24V 20mA |
| Relay: Mechanical service life | Approx. 1 million switching cycles |
| Interface | Diagnose port (DP) |
| Protection class acc. To EN 60529 | IP00 |
| Connection type | 6.3mm flat plugs (L1-L3, L and N), push-in spring terminals, 0.25-0.75mm2 |
| Housing material | PA glass-fibre-reinforced |
| Mounting | Screw mounted |
| Dimensions | Refer to dimensions in mm |
| Weight | Approx. 150g |
| Check base | EN 61000-6-2, EN 61000-6-3 EN 61010-1 Overvoltage category II Pollution level 2 |
| Approval | UL File No.E75899 cURus |
德國科瑞文 KRIWAN 品牌介紹
德國科瑞文KRIWAN公司是專業從事工業設備的保護監控、樓宇控制和環境監測(空氣、氣象、環境氣候)、控制系統及工業應用的智能工控企業。KRIWAN公司于1968年由Friedrich Kriwan創立，總部位于德國Forchtenberg。KRIWAN的發展見證及應和了世界電機及壓縮機發展的進程。從最初研發生產出PTC熱敏電阻和INT系列保護控制器，至今已超過了50年的歷程，KRIWAN公司現已成為了世界領域內電機/壓縮機保護控制業的巨擘。 德國的機械加工水平及電子產品在處于的地位。KRIWAN其產品的研發、生產及測試全部在德國進行。
