A-4 Specifications
Environmental
UL/CSA/NEMA IEC
Steady State Heat Dissipation (W)
Controller Rating (A) 5 95
25 95
43 106
60 122
85 155
108 167
135 176
201 200
251 218
317 225
361 245
480 290
Auxiliary Contacts
• 19/20 (Normal/Up-to-Speed/External Bypass)
• 29/30 (Fault)
• 31/32 (Alarm)
• 33/34 (Normal)
Type of Control Circuit Electromagnetic relay
Number of Contacts 1
Type of Contacts N.O.
Type of Current AC
Rated Operational Current 3 A @ 120V AC, 1.5 A @ 240V AC
Conventional Thermal Current I
th
5 A
Make/Break VA 3600/360
Utilization Category AC-15
PTC Input Ratings
Response Resistance 3400 Ω ±150 Ω
Reset Resistance 1600 Ω ±100 Ω
Short-Circuit Trip Resistance 25 Ω ±10 Ω
Max. Voltage at PTC Terminals (R
PTC
= 4 k) < 7.5V
Max. Voltage at PTC Terminals (R
PTC
= open) 30V
Max. No. of Sensors 6
Max. Cold Resistance of PTC Sensor Chain 1500 Ω
Response Time 800 ms
Tach Input 0…5V DC. 4.5V DC = 100% Speed
Operating Temperature Range 0…50°C (32…122°F) (open)
0…40°C (32…104°F) (enclosed)
Storage and Transportation Temperature
Range
–20…+75°C
Altitude 2000 m (6560 ft)
Humidity 5…95% (non-condensing)
Pollution Degree 2
To Next Page
Loading...
