Sevcon Gen4 - Mechanical and Environmental Specs

Doc. # 177/52701
Rev3
4-8
Mechanical
Operating environment
Operating
temperature:
-30°C to +25°C (no current or time derating)
+25°C to +80°C (no current derating, but reduced time at
rated operating point)
+80°C to +90°C and -40°C to -30°C (with derating)
Non-operation
temperature:
-40°C to +85°C (can be stored for up to 12 months in this
ambient range)
Humidity:
95% at 40°C and 3% at 40°C
Ingress of dust and
water:
Signal connector mated: IP66 rated (all sizes)
Signal connector un-mated: IP66 rated (size 4 & 6 models)
Signal connector un-mated: IP42 rated (size 2 models only)
Shock and vibration
Thermal shock:
EN60068-2-14, Test Na
Repetitive shock:
50 g peak 3 orthogonal axes, 3+ and 3– in each axis, 11
ms pulse width
Drop test:
BS EN 60068-2-32:1993 Test Ed: Free fall, appendix B,
Table 1
Bump:
40 g peak, 6 ms, 1000 bumps in each direction repetition
rate 1 to 3 Hz.
Vibration:
3 g, 5 Hz to 500 Hz
Random vibration:
20 Hz to 500 Hz, acceleration spectral density 0.05 g
2
/Hz
(equivalent to 4.9 g
rms
)
Controller weight
Size 2:
1.3kg
Size 4:
2.7kg
Size 6:
4.6kg