Datasheet
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MICRO SWITCH Compact Limit Switches, NGC Series
Table 1. Specifications
Characteristic Parameter
Description compact, medium-duty limit switches
Actuators
Side Rotary Configurations
• Side rotary
• Side rotary (short)
• Side rotary with adjustable length roller lever
• Reversed side rotary (short)
• Reversed side rotary with adjustable length
roller lever
Plunger Configurations
• Pin plunger (standard 4,8 mm [0.19 in] and
long 7,4 mm [0.29 in])
• Roller plunger (standard 15,3 mm [0.60 in]
and long 17,85 mm [0.70 in])
• Cross roller plunger (standard 15,3 mm [0.60
in] and long 17,85 mm [0.70 in])
• Pin plunger with boot seal
• Panel-mount pin plunger
• Panel-mount roller plunger
• Panel-mount cross roller plunger
• Panel-mount pin plunger with boot seal
• Top roller lever arm
Terminations (SPDT)
Normal cable (refer to table 4)
PUR cable (refer to table 4)
Special application cable (refer to table 4)
Railway cable (refer to table 4)
Connector, 4-pin male, M12 thread
Connector, 5-pin male, M12 thread
Terminations (DPDT)
Normal cable (refer to table 4)
PUR cable (refer to table 4)
Special application cable (refer to table 4)
Railway cable (refer to table 4)
Material approval standard
(only applicable for product with non-halogen cable)
DIN551022009 (flammability rating: S3; smoke rating: > SRI; welt rating: ST2;
toxic gas rating: FED(TZUL=15min)< 1)
Switching options SPDT, DPDT; snap action contacts (1NC/1NO, 2NC/2NO)
Sealing
NEMA 1, 4, 12, 13; IP67 per IEC 60529
suitable for outdoor applications
Contacts
snap action, positive break
standard: silver alloy; gold: gold-plated
Operating temperature 25 °C to 75 °C [ 13 °F to 167 °F] (for extended operating temperature options, see Table 3)
Storage temperature 40 °C to 85 °C [40 °F to 185 °F]
Mechanical endurance
1NC/1NO: 5 M cycles min. at 120 CPM
2NC/2NO: 5 M cycles min. at 60 CPM – for AgNi contacts only
Electrical life see table 3
Contact bounce limit 50 msec max., use proper signal filter accordingly
Thermal current 1NC/1NO: 10 A; 2NC/2NO: 5 A
Rated insulation voltage (Ui)
1NC/1NO: 400 V as per IEC 6094751
2NC/2NO: 250 V as per IEC 6094751
Dielectric strength
1890 Vac for metal housing; 2890 Vac for plastic housing
1500 Vac between all terminals to enclsoure after durability test
Impulse voltage
1NC/1NO: 2500 Vdc as per IEC 6094751
2NC/2NO: 1500 Vac as per IEC 6094751
Pollution degree 3 (III)
Humidity 95 %RH max.
Operating speed 0,3 mm/s to 2 m/s
Switching frequency
1NC/1NO: 120 CPM max.
2NC/2NO: 60 CPM max.
Shock 50 g for 11 ms as per IEC 60068227; railway application, per IEC 61373 Class I Car B type
Vibration
10 g as per IEC 6006826, frequency range 10 Hz to 500 Hz;
railway application per IEC 61373 Class I Car B type
Approvals UL (UL508), cUL, CE (IEC 6094751), CCC (GB14048.52008)
Conforming to standards IEC 6094751, IEC 61373, EN455452 HL 3 (metal variants with M12 connectors only)