Page 251 - EPR Catalog 2015
P. 251
Redundancy units
Technical data
Type CP-A RU CP-A RU
in combination with CP-A CM
Input circuit - Supply circuit (+/ -, +/ -)
Rated input voltage Uin 24 V DC 13-28 V DC
Input voltage range per channel 10-28 V DC
Rated input current Iin per channel 1-20 A
Maximum input current per channel 30 A for 300 s
Transient overvoltage protection yes 3
Output circuit (++/--)
Rated output voltage Uout 24 V DC
Voltage drop typ. 0.6 V, max. 0.9 V
Rated output current Iout 1-40 A
Output ratings per channel
Ta = 60 °C 10-28 V DC / 40 A 13-28 V DC / 40 A
Derating
Peak output current Ta = 70 °C 10-28 V DC / 30 A 13-28 V DC / 30 A
60 °C < Ta ͨ 70 °C 2.5 % per Kelvin temperature increase
60 A for 300 s
Resistance to reverse feed < 40 V
General data
Dimensions (W x H x D) 56.5 (60 1)) x 130 x 135.5 mm; (2.22 (2.36 1)) x 5.12 x 5.35 in)
Weight 0.89 kg (1.96 lb)
Minimum distance to other units horizontal / vertical 10 mm / 50 mm (0.39 in / 1.97 in)
Degree of protection housing / terminals IP20 / IP20
Material of housing housing shell / cover aluminium / zinc-coated sheet steel
Protection class III 2)
Mounting DIN rail (IEC/EN 60715)
Mounting position horizontal
Electrical connection - Input circuit / Output circuit
Wire size fine-strand with wire end ferrule 2.5-10 mm2 (14-8 AWG)
fine-strand without wire end ferrule 0.5-10 mm2 (20-8 AWG)
rigid 0.5-16 mm2 (20-6 AWG)
Stripping length 12 mm (0.47 in)
Tightening torque 1.2-1.5 Nm
Environmental data
Ambient temperature range operation -25...+70 °C
rated load -25...+60 °C (without derating)
storage -40...+85 °C
Damp heat (IEC/EN 60068-2-3) 93 % at 40 °C, no condensation
Climatic category (IEC/EN 60721) 3K3
Vibration (IEC/EN 60068-2-6)
Shock (IEC/EN 60068-2-27)
Isolation data
Insulation voltage between input / output / housing 500 V AC (routine test)
Pollution degree (EN 50178) 2
Standards
Product standard IEC/EN 61204
Low Voltage Directive 2006/95/EC
EMC Directive 2004/108/EC
Electrical safety EN 50178, EN 60950, UL 60950, UL 508
Electromagnetic compatibility
Interference immunity to IEC/EN 61000-6-2
electrostatic discharge IEC/EN 61000-4-2 Level 3 (air discharge ±8 kV, contact discharge ±6 kV)
radiated, radio-frequency, electromagnetic field IEC/EN 61000-4-3 Level 3 (10 V/m)
electrical fast transient / burst IEC/EN 61000-4-4 Level 3 (±2 kV)
surge IEC/EN 61000-4-5 Level 1 (±0.5 kV)
conducted disturbances, induced by radio- IEC/EN 61000-4-6 Level 3 (10 V)
frequency fields
Interference emission IEC/EN 61000-6-3
high-frequency radiated IEC/CISPR 22 / EN 55022 Class B
high-frequency conducted IEC/CISPR 22 / EN 55022 Class B
1) incl. lateral screw
2) This device is designed for connection to a safety extra-low voltage source. If no safety extra-low voltage is used at the input side, the lateral screw can be used for grounding
of the housing (protection class I).
„Approvals and marks“ on page 3/4.
2CDC 110 004 C0210 | Catalog Electronic Products and Relays 2015 | ABB 3/52
