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SL1 Series
Compact, General Purpose Horizontal Type

Features:
EN standard certified.
Mechanical life exceeds 20 million operations owing to a 2-piece spring mechanism
High speed sensitivity (Movement Differential = 0.1mm)
High sealability, Oil- resistant/ immersion-proof type (JIS) and IP67 (IEC). An O-ring seal and integral diaphragm seal are built in.
Small, space saving and tight gang mounting is possible.
UL/ CSA conformed

 
Performance
Item Details
External standards Conformed standards JIS C 8201-5-1/IEC 60947-5-1
Approval standards UL 508/CSA C 22.2 No.14/IEC 60947-5-1
Except high oil and heat resistant type
Structure Contact type Single-Pole Double-Throw (SPDT)
(Refer to contact type in figure below.)
Contact material Standard load type: Pure silver rivet
Low current load type: Gold-plated silver, rivet
Terminal type M3 screw and connector
Protective structure IP67 (IEC 60529)
Operating environment pollution level Level 3
Electrical
performance
Electrical rating See Table 1
Rated frequency 45 to 65Hz, d.c.
Insulation resistance Between non-continuous terminals: 100M.
Between each terminal and non-conducting metal part: 100M
Rated insulation resistance (Ui) 250V
Dielectric strength between each terminal and non-conducting metal part:
2,000Vac (50 to 60Hz, 5s, leak current 1mA)
Dielectric strength between contacts 1,000Vac (50 to 60Hz, 5s, leak current 1mA)
Rated impulse dielectric strength
(Ump)
2,500V
Switching overcurrent Category II
Initial contact resistance Silver contact: 50m max. (6 to 8Vdc, 1A voltage drop method),
Gold-plated contact: 100m max. (6 to 8Vdc, 0.1A voltage drop method)
Contact minimum allowable load Silver contact: 5mA-24Vdc, 10mA-12Vdc
Gold-plated contact: 5mA-5Vdc
Rated energizing current (Ith) Silver contact: 5A
Gold-plated contact: 1A
(Temperature increase: 65°C max.)
Short-circuit protection mechanism M10A (IEC 60127)
Conditional rated short-circuit current 1,000A (power factor 0.5 to 0.7)
Mechanical
performance
Conditional rated short-circuit current Withstand load 5 times of Operating Force (operating direction for 1 minute)
Terminal strength Withstand tightening strength of 0.6N-m for 1 minute
Impact resistance (malfunction) 300m/s2, Contact release of 1ms max. at free position and operating limit positions
Vibration resistance (malfunction) Frequency 10 to 55Hz, 1.5mm peak-to-peak amplitude for 2 continuous hours
Contact release of 1ms max. at free position and operating limit positions or operating limit position
Allowable operating speed 0.02mm/s to 0.5m/s. 0.02mm/s to 0.25m/s on the SL1-B Series
Mechanical operating frequency Max. 120 operations/minute.
Max. 60 operations/minute on cold and weather resistant/high oil and heat resistant types.
Life Mechanical life Min. 20 million operations. Min. 2 million operations on the SL1-B Series.
Min. 1 million operations for cold and weather resistant type.
Min. 2 million operations for high oil resistant heat resistant type.
Overtravel (O.T.) is 70 to 100% of standard value.
Electrical life
Standard load type: Min. 2 million operations (125Vac-1A resistive load)
  Min. 300,000 operations (125Vac-5A, 30Vdc-5A resistive load)
Low current load type: Min. 5 million operations (125Vac-0.1A, 48Vdc-0.1A resistive load)
Environmental
conditions
Operating ambient temperature Standard type: ~10 to +70°C
Cold and weather resistant type: -40 to +70°C (other than below)
  -30 to +70°C on SL1-B (non-freezing)
High oil and heat resistant type: 0 to 120°C
Operating ambient humidity Max. 98%RH
Recommended
tightening torque
Body 1.3 to 1.7Nm (M4 hexagon socket head bolt)
Terminal screw 0.4 to 0.6Nm (M3 binding head machine screw)
Panel mounting nut 4 to 6Nm (M14 hexagonal nut)
 

Table 1. Electrical rating
Item Contact
material
JIS/IEC/EN UL/CSA
Standard load type Silver
AC-15: 3A-250V
AC-12: 5A-250V
DC-12: 2A-48V
5A-250Vac General Use Load
5A-30Vdc
Low current load type Gold-plated
AC-12: 0.1A-125V
DC-12: 0.1A-48V
0.1A-125Vac General Use Load
0.1A-30Vdc
Reference rating (Ratings fluctuate according to the operating enviroment and type of load. Check values on an actual operating unit)
Standard load model: Silver contact
AC rating 125Vac 250Vac
Resistance Induction Electric motor Resistance Induction Electric motor
N.C N.O. N.C N.O.
Current (A) 5 3 1 2 5 3 0.5 5
 
DC rating 8Vac 14Vac 30Vac 115Vac 230Vac
Resistance Induction Resistance Induction Resistance Induction Resistance Induction Resistance Induction
Current (A) 5 3 5 3 5 3 0.5 0.1 0.25 0.05
 
Low current load type: Gold-plated contact
AC rating 115Vac
Resistance Induction
Current (A) 0.1 -
 
DC rating 8Vac 14Vac 30Vac
Resistance Induction Resistance Induction Resistance Induction
Current (A) 0.1 - 5 3 5 3


Note: "Inductive load" refers to a load having a power factor of 0.4 and time constant 7ms (DC). "Electric motor load" refers to a load having an inrush current value of six times.
 
 

Address: 3323 Kifer Rd.; Santa Clara, CA; 95051 Phone: 1-866-SENSOR1 Fax: 1-602-216-8211
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