S1 VMR3-71DU 三相相序欠过压继电器

Minilec公司的质量体系已通过BVQI检验，完全符合ISO 9001国际质量标准的要求。产品还在以下的实验室按照IEC标准顺利通过测试：CPRI、ERDA、ETDC和新加坡的SISIR。

Supply Voltage
System : 100-120 / 220-240 / 380-440V AC -25%+20%, 48-63 Hz   Auxillary : Built In (from 3 Phase)
Output Contacts : 2 CO Trip Setting(Volts)       Phase Sequence : Yes    Phase Unbalance : 4 % - 20 % [Variable]
Under Voltage For 380-440V AC For 220-240V AC For 100-120V AC : : : 285-425V AC [Variable] 165-225V AC [Variable] 75-115V AC [Variable]   Over Voltage For 380-440V AC For 220-240V AC For 100-120V AC : : : 400-520V AC [Variable] 230-290V AC [Variable] 105-145V AC [Variable]
Trip Time Delay
On Phase Sequence : Instant   On SP/UV/OV : 1 To 10 Sec [Variable) Resetting Mode : Auto/ Manual Reset [Selectable] Weight : 110 gms.(Approx)
Dimensions (mm)
Overall (L x W x D) : 90 X 35 X 60   Mounting (L x W) : 35 mm Rail Mounting

Note:

Wherever not specified Contact Rating : 5A @ 230 V AC (resistive