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Curtis 1204M/05M/09M/21M Manual
APPENDIX C
APPENDIX C: SPECIFICATIONS
C-1
SPECIFICATIONS: 1204M/05M/09M/21M CONTROLLERS
Nominal input voltage
Model specific (see below): 24 – 36 V, 36 – 48 V, 48 – 72 V, 60–72 V
PWM operating frequency
15.6 kHz
Electrical isolation to heatsink (min.)
24 – 36 V and 36 – 48 V models: 500 VAC
48 – 72 V and 60 – 72 V models: 1000 VAC
KSI input current (no contactors engaged) 70 mA without programmer; 130 mA with programmer
Logic input current
< 2 mA
Status LED output current (max.)
< 2 mA
Throttle types
2-wire rheostats: 0–5k
Ω
, 5k
Ω
–0, 1k
Ω
–0, 4.6k
Ω
–0, 5.5k
Ω
–0
Voltage throttles: 0–5V, 6.3 –10.6 V, 6 –12 V
ITS throttle
3-wire potentiometer: 0–5k
Ω
Operating ambient temperature range
-40°C to 50°C
Storage ambient temperature range
-40°C to 85°C
Package environmental rating
ISTA 2A; electronics sealed to IP54
Dimensions (L
×
W
×
H), Weight
1204M: 173
×
146
×
77 mm, 2.3 kg
1205M: 199
×
146
×
77 mm, 2.7 kg
1209M: 229
×
180
×
80 mm, 3.8 kg
1221M: 281
×
180
×
80 mm, 4.9 kg
Regulatory compliance
Designed to the requirements of EN 12895 and EN 61000.
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.