Rod plunger type limit switch with a proven track record in a wide range of applications such as door switch in railway vehicles and auxiliary contacts in circuit breakers.
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Limit Switches
Rod plunger type limit switch PSPD-07G□ , PPMU-G□ , PPMU-E□
▼Features
◼ They have a long track record as auxiliary contacts for door switches and circuit breakers in railway vehicles and contribute to the improvement of contact failures.
◼ They are reliable in a wide range of applications, from micro signal level current circuits to power circuits for opening and closing inductive loads.
◼ The wide range of current capacity enables direct switching of inductive loads.
◼ They have a long track record as auxiliary contacts for door switches and circuit breakers in railway vehicles and contribute to the improvement of contact failures.
◼ They are reliable in a wide range of applications, from micro signal level current circuits to power circuits for opening and closing inductive loads.
◼ The wide range of current capacity enables direct switching of inductive loads.
Ratings and Specifications
・Type PSPD-07G
Type | PSPD-07G20 | PSPD-07G11 | PSPD-07G02 | |
Contact Arrangement | 2NO | 1NO1NC | 2NC | |
Rated Insulation Voltage | 250VAC (50/60Hz) | |||
Incorporated Bestact | R25 | |||
Contact Performance | Refer to the BESTACT Type R25 & R15 specification table | |||
Insulation Characteristics | Insulation Resistance | 20MΩ or greater (with 500VDC Megger) | ||
Withstand Voltage (50/60Hz) | 1500VAC for 1 minute (Across Open Contacts: 500VAC) | |||
Vibration Resistance | IEC 61373 Category 1Class A | |||
Shock Characteristics | IEC 61373 Category 1Class A | |||
Operating Force | 3.2N(0.33kg)±1N(0.1kg) (Initial pressure)， 5.5N(0.56kg) ±2N(0.2kg) (Stroke: 6.5mm) | |||
Enclosure | Equivalent to IP50 | |||
Connecting method | Screw size : M4×6 | |||
Ambient Temperature (With no freezing or condensation) | Operating | -10 to +60℃ | ||
Storage | ||||
Approx. Weight | 70g | |||
Note: 1. Do not rapidly release when pushing a pole.
・Type PPMU-G
Type | PPMU-G40 | PPMU-G31 | PPMU-G22 | PPMU-G13 | PPMU-G04 | |
Contact Arrangement | 4NO | 3NO1NC | 2NO2NC | 1NO3NC | 4NC | |
Rated Insulation Voltage | 250VAC (50/60Hz) | |||||
Incorporated Bestact | R25 | |||||
Contact Performance | Refer to the BESTACT Type R25 & R15 specification table | |||||
Insulation Characteristics | Insulation Resistance | 20MΩ or greater (with 500VDC Megger) | ||||
Withstand Voltage (50/60Hz) | 1500VAC for 1 minute (Across Open Contacts: 500VAC) | |||||
Vibration Resistance | IEC 61373 Category 1Class B | |||||
Shock Characteristics | IEC 61373 Category 1Class B | |||||
Operating Force | 2.9N(0.3kg)±1N(0.1kg) (Initial pressure)， 4.9N(0.5kg) ±2N(0.2kg) (Stroke: 7mm) | |||||
Enclosure | Equivalent to IP50 | |||||
Connecting method | Screw size : M4×8 | |||||
Ambient Temperature (With no freezing or condensation) | Operating | -10 to +60℃ | ||||
Storage | ||||||
Approx. Weight | 120g | |||||
Note: 1. Do not rapidly release when pushing a pole.
・Type PPMU-E
Type | PPMU-E□□C (First □ shows NO contact number and second □ shows NC contact number.) | |||
Contact Arrangement | 1db + Glass sealed contact (5contacts) {NO or NC} | |||
Rated Insulation Voltage | 250VAC (50/60Hz) | |||
Incorporated Bestact | Open contact | R15 | ||
Contact Performance | Rated Continuous Current *1 | 5A | Refer to the BESTACT Type R25 & R15 specification table | |
Rated Operating Current | AC | 250V，3A | ||
DC | 110V, 0.5A (Time Constant : 100ms) | |||
Maximum Breaking Current | 110VDC, 5A (Time Constant : 100ms) | |||
Contact Resistance | 100mΩ or less | |||
Minimum Operating Current | 100VDC 10mA | |||
Insulation Characteristics | Insulation Resistance | 100MΩ or greater (with 500VDC Megger) | ||
Withstand Voltage (50/60Hz) | 2500VAC for 1 minute (Across Open Contacts: 2500VAC) | 2500VAC for 1 minute (Across Open Contacts: 800VAC) | ||
Vibration Resistance | IEC 61373 Category 1Class B | |||
Erroneous Operation | IEC 61373 Category 1Class B | |||
Operating Force | Initial pressure : 2.9N (300gf), Terminal pressure : 7.8N (800gf) (Stroke : 9mm) | |||
Enclosure | Equivalent to IP50 (Except for 1db contact) | |||
Connecting method | Screw size : M4×8 | |||
Ambient Temperature (With no freezing or condensation) | Operating | -20 to +80℃ | ||
Storage | ||||
Approx. Weight | 250g | |||
Note:＊1. This is the current that can be energized to switching part continuously without exceeding the allowable temperature rise of each part
under the condition without contact switching.
2. Do not rapidly release when pushing a pole.
under the condition without contact switching.
2. Do not rapidly release when pushing a pole.
Dimensions (㎜)
Operating Characteristics
