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7. SPECIFICATIONS
7.1
Standard Specifications
Table 7.1 shows the standard specifications of the dynamic braking unit. However, user's
specifications (if any) should be used preferentially.
Model
Enclosure
Voltage class applicable
Operating voltage (ON/OFF)
Service status indication
Discharging resistance I
Allowable operation cycle
Continuous ON time
Discharging resistance II
Allowable operation cycle
Protective function
Ambient temperature
Storage temperature
Relative humidity
Vibration
Installation site
Coating color
Others
*1 Operating voltage set/change: -5% and -10% (set by the DIP switch)
*2 Allowable operation cycle: 2 minutes ON and 8 minutes OFF
*3 Allowable operation cycle: 10 seconds ON and 90 seconds OFF
*4 Parallel connection operation: set by the DIP switch
*5 Conforms to the JIS C0911 (1984) test methods
Table 7.1 Standard Specifications
E2-30K
Open type
200V-class
*1
362.5 5V/355 5V
LED ON
2 ohms or more 10 ohms or
4 ohms or more
*2
1/5
2 minutes maximum
6 ohms or more 4 ohms or more 24 ohms or more 12 ohms or
Continuous
Protection of power modules against overheating
Thermal relay for protection
Operates at a cooling fin temperature of 100 C.
Usually closed (b contact)
Contact rating: 240 VAC, 3A (R load), 0.2A (L load)
Minimum load: 15 VDC, 50 mA (R load)
10 to 50 C
10 to 60 C
20 to 90% (Non-condensing)
*5
2
4.9m/s
(0.5G) 10 to 55Hz
Up to 1000 meters above sea level, indoor (free from corrosive gases and dust)
Munsell color system 5Y7/1 (The aluminum-cooling fin is not coated.)
Equipped with a parallel connection interlocking function (for main or subsidiary
*4
unit)
E2-55K
EZ2-30K
400V-class
725 5V/710 5V
more
*3
1/10
10 seconds
maximum
36 VDC, 2A (R load)
2
2.0m/s
(0.2G) 10 to 55Hz
- 12 -
EZ2-55K
*1
6 ohms or more 3 ohms or more
*2
1/5
2 minutes maximum
6 ohms or more
more
2
4.9m/s
(0.5G) 10 to 55Hz
EZ2-110K
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