Curtis 1204M/05M/09M/21M Manual
APPENDIX C
APPENDIX C: SPECIFICATIONS
C-1
SPECIFICATIONS: 1204M/05M/09M/21M CONTROLLERS
Nominalinputvoltage Modelspecic(seebelow): 24 – 36V, 36 – 48V, 48 – 72V,60–72V
PWMoperatingfrequency 15.6kHz
Electricalisolationtoheatsink(min.) 24 – 36Vand36 – 48Vmodels: 500VAC
48 – 72Vand60 – 72Vmodels: 1000VAC
KSIinputcurrent(nocontactorsengaged) 70mAwithoutprogrammer;130mAwithprogrammer
Logic input current < 2 mA
Status LED output current (max.) < 2 mA
Throttletypes 2-wirerheostats: 0–5kΩ, 5kΩ–0, 1kΩ–0, 4.6kΩ–0, 5.5kΩ–0
Voltagethrottles:0–5V, 6.3 –10.6V, 6 –12V
ITS throttle
3-wirepotentiometer:0–5kΩ
Operating ambient temperature range -40°C to 50°C
Storage ambient temperature range -40°C to 85°C
Packageenvironmentalrating ISTA2A;electronicssealedtoIP54
Dimensions (L× W×H),Weight 1204M:173×146×77mm,2.3kg
1205M: 199 ×146×77mm,2.7kg
1209M: 229 × 180 ×80mm,3.8kg
1221M: 281 × 180 ×80mm,4.9kg
Regulatorycompliance DesignedtotherequirementsofEN12895andEN61000.
Note: Regulatory compliance of the complete vehicle system
with the controller installed is the responsibility of the OEM.
MODEL CHART
NOMINAL BATTERY
CURRENT RATING
MODEL VOLTAGE 2 MINUTE 5 MINUTE 1 HOUR
NUMBER (V) (A) (A) (A)
1204M-4201 24 – 36 275 200 125
1204M-6301 48 – 72 325 225 140
1204M-6302 * 48 – 72 325 225 140
1205M-4601 24 – 36 400 275 175
1205M-5603 36 – 48 500 ** 350 200
1205M-6B403 60 – 72 400 ** 275 175
1209M-5501 36 – 48 450 300 200
1209M-6401 48 – 72 400 275 175
1221M-6701 48 – 72 550 375 225
* This model has no A2 busbar. ** 1 minute rating.
Note: Current rating tests conducted with controller mounted to 1/8"×12"×12" aluminum plate;
continuous 1.34 m/s airflow applied perpendicular to back of plate;
ambient air temperature held near 25°C.