This is an installation and operation manual for a digital solid state soft starter product
This manual provides step-by-step instructions for installing and operating the XLD Series Digital Solid State Soft Starter. It covers receiving and unpacking, location requirements, initial inspection, mounting, wiring, programming, start-up procedures, fault handling, and troubleshooting. The device is designed for three-phase AC induction motors and features programmable ramp control, overload protection, and diagnostic LEDs. It supports 208–600VAC and includes options for 240VAC control voltage and interlocking.
The manual also details specifications such as current ratings (39–1250A), overload capacity (up to 600% for 30 seconds), cooling methods, ambient conditions, and programmable features including starting torque, ramp time, current limit, and deceleration settings.
| AC Supply Voltage | 208 - 600VAC ±10%, 50/60 Hz |
|---|---|
| HP Ratings | 39 - 1250 Amps, 10 - 1125 HP |
| Unit Overload Capacity | 125% - Continuous, 500% - 60 seconds, 600% - 30 seconds |
| Cooling | Convection up to 180A, fan assisted 62 - 120A, fan ventilated 220 - 1250A |
| Ambient Condition | Chassis units: 0° to 50 °C (32° to 122°F); Enclosed units: 0° to 40°C (32° to 104°F) |
| SCR Diode Ratings | 1600V |
| Phase Insensitivity | Unit operates with any phase sequence |
| Starting Torque (VR) | 0 - 100% of line voltage |
| Ramp Time | 1 to 120 seconds |
| Current Limit | 200 - 600% |
| Decel Time | 1 - 60 seconds |
| LED Display | 4 digit alpha numeric, high brightness, 7 segment display |
| Keypad | 7 functions keys with tactile feedback |
| Real Time Clock | Lithium ion battery for clock memory only, 10+ years life span |
The AC supply voltage is 208 - 600VAC ±10%, 50/60 Hz.
The unit has 125% continuous overload capacity, 500% for 60 seconds, and 600% for 30 seconds.
The starting torque for voltage ramp is 0 - 100% of line voltage.