Product Description
Prime Mover PR 201770 switch designed for BT electric pallet jack applications features momentary contact configuration, panel mounting, silver alloy contacts, and is rated for 24VDC operation. Engineered for reliable cycle endurance and consistent electrical performance in lift truck control circuits.
Specifications
Dimensional Specifications
| Terminal Spacing | 0.250 inch centers |
Electrical Specifications
| Rated Voltage | 24VDC nominal |
| Continuous Current Rating | 2A at 24VDC |
Material & Construction
| Contact Housing Material | Nylon thermoplastic, UL 94V-0 |
| Actuator Material | Polycarbonate resin |
| Base Material | Glass-filled nylon |
Mechanical Specifications
| Mechanical Endurance | Minimum 100,000 cycles |
Part Numbers
| OEM Part Number | PR 201770 |
| Manufacturer Part Number | PR 201770 |
Performance Specifications
| Service Factor | 1.15 |
| Duty Cycle | S3-30% intermittent |
| Efficiency Rating | 85% nominal contact closing |
Frequently Asked Questions
Q: What are the electrical specifications of PR 201770?
A: PR 201770 is a 24VDC momentary contact push-button switch rated for 2A continuous current at 24 volts. Features include panel mounting configuration, silver alloy electrical contacts, nylon thermoplastic contact housing (UL 94V-0 rated), and polycarbonate resin actuator. Designed for reliable control circuit switching in electric lift trucks.
Q: Which BT electric pallet jack models use PR 201770?
A: PR 201770 is engineered for BT electric pallet jack applications, particularly models with panel-mounted operator controls and 24-volt battery systems. Verify your specific BT model and control voltage to confirm compatibility before ordering.
Q: What is the mechanical endurance rating of PR 201770?
A: PR 201770 is rated for a minimum of 100,000 mechanical cycles of push-button operation. This rating assumes proper electrical load conditions and normal duty use. Continuous high-current switching or electrical arcing can reduce actual service cycles.
Q: What materials does PR 201770 use and why is this important?
A: PR 201770 uses silver alloy electrical contacts for consistent conductivity and minimal voltage drop, nylon thermoplastic contact housing with UL 94V-0 fire rating for safety compliance, and polycarbonate resin actuator for durability. These materials ensure reliable performance in industrial lift truck control circuits and resistance to electrical wear.
Q: What symptoms indicate PR 201770 switch failure?
A: Replace PR 201770 if the button requires multiple presses to register commands, the lift or lower function is intermittent, you see spark or arcing inside the switch housing, the button sticks or does not return smoothly, or there is visible corrosion on contact surfaces. Contact pitting from electrical arcing reduces switch reliability.
Q: Can PR 201770 be used in non-BT lift truck applications?
A: PR 201770 is designed for BT electric pallet jacks but may be compatible with other 24VDC lift truck control circuits using standard panel-mounted momentary contact switches. Verify that your equipment matches the 24VDC rating, 2A continuous current rating, and panel mounting configuration before substituting this switch.