ABB SACE PR021/K

L3016
1SDH000559R0002
6/52
ABB SACE
SACE PR021/K
2. Technical specifications
2.1. Electrical characteristics
Active operation: Maximum 5s after power on
MTBF (MIL-HDBK-217E) expected: 15 years at 45°C
2.1.1. Auxiliary power supply
As the Vaux must be isolated from earth, it is necessary to use ‘galvanically separate converters’ conforming to IEC
60950 (UL1950) or equivalent Std. [which guarantee a common mode current or leakage current (see IEC 478/1, CEI 22/
3) not greater than 3.5mA], IEC 60364-41 and CEI 64-8.
2.2. Mechanical characteristics
Casing: Polyamide plastic (no metal parts)
Protection grade: IP20
Dimensions: 95 x 53 x 112mm (h x l x d)
Weight: 330g (including 2 front connectors)
2.3. Environmental conditions
Operating environmental temperature: -5°C ... +70°C
Storage temperature: -40°C ... +90°C
Relative humidity: 5 ... 90% (without condensation)
Atmospheric pressure: 1bar, 0…2000m
2.4. Communication Bus
Exclusive ABB SACE communication bus (local bus)
2.5. Internal relay characteristics
Type: Monostable STDP
Maximum switching capacity: 100W / 1250VA (resistive load)
Maximum switching voltage: 130VDC / 250VAC
Maximum switching current: 5A
Breaking power (UL/CSA) @ 30VDC (resistive load): 3.3A
Breaking power (UL/CSA) @ 250VAC (resistive load): 5A
Contact/coil isolation: 2000V eff (1 min. @ 50Hz)