Specifications

70W reed switch RI-48:
1.can replace German MEDER's reed switch KSK-1A52 and KSK-1A55.
2.NO type,long life.
3.RoHS compliant.

Magnetic Reed switch RI-48 series features:

(1) Perfect heavy load switch

 (2) 10 mm glass length, can handle loads up to 70 Watts

(3) Contact layers: gold, supttered ruthenium

(4) Superior glass-to-metal seal and blade alignment

(5) Excellent life expectancy and reliability

 Technical parameters:

Item	Unit	Nominal
Operate Range	AT	20-25
Switch Power(Max)	W	70
Switch Voltage(Max)	V	DC200   AC250
Switch Current(Max)	A	1
Carry Current(Max)	A	1.75
Contact Resistance(Max)	milliohm	90
Insulation(Min)	ohm	106
Actuation time	ms	0.35
Release Time(Max)	μs	30

 Shock

The switch are tested in accordance with "IEC 68-2-27", test Ea ( peak acceleration 500G, half sinewave; duration 11ms). Such a shock will not cause an open switch ( no magnetic field present) to close, nor a switch kept closed by an 80 AT coil to open.

Operating and Storage Temperature

Operating ambient temperature; min: -55°C; max: +125°C. Storage temperature; min: -55°C; max: +125°C. Note: Temperature excursions up to 150°C may be permissible.