Curtis 1268 - Page 65

Curtis 1268 Manual, Rev. D A-9
APPENDIX A: EMC & ESD DESIGN CONSIDERATIONSAPPENDIX D: SPECIFICATIONS
D-1
APPENDIX D
SPECIFICATIONS
NOMINAL ARMATURE FIELD
BATTERY 2 MIN 2 MIN
MODEL VOLTAGE RATING RATING
NUMBER (volts) (amps) (amps)
1268-54XX 36–48 400 50
1268-55XX 36–48 500 50
SPECIFICATIONS: 1268 CONTROLLER
Nominal input voltage 36 V or 48V
PWM operating frequency 16 kHz
Electrical isolation to heatsink 500 V ac (minimum)
Logic enable and logic power input
voltage (minimum) 16.8 V
Logic enable and logic power input
current (no contactors engaged) 160 mA without programmer; 200 mA with programmer
Logic input voltage >20.0 V High; <7.5 V Low
Logic input current 10 mA
Operating ambient temperature range -40°C to 50°C (-40°F to 122°F)
Heatsink overtemperature cutback starts at 85°C (185°F); cutoff at 95°C (203°F)
Heatsink undertemperature cutback 50% armature current at -25°C (-13°F)
Package environmental rating IP64, IP67
Weight 3.9 kg (8.5 lb)
Dimensions (L×W×H) 229 × 178 × 81 mm (9.0" × 7.0" × 3.2")