Danfoss VLT FC Series Operating Guide

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6 STO Technical Data
6.1 Notices Regarding Technical Data
N O T I C E
For technical specifications and operating conditions for the drive, refer to the Operating Guide of the relevant drive.
N O T I C E
The STO signal must be SELV or PELV supplied.
6.2 European Directives
Machinery Directive (2006/42/EC)
EN ISO 13849-1, EN IEC 62061, EN IEC 61800-5-2
EMC Directive (2014/30/EU)
EN 50011, EN 61000-6-3, EN 61800-3
Low Voltage Directive (2014/35/EU)
EN 50178, EN 61800-5-1
6.3 Safety Standards
Safety of Machinery
EN ISO 13849-1, IEC 62061, IEC 60204-1
Functional Safety
IEC 61508-1 to -7, IEC 61800-5-2
6.4 Safety Function
Safe Torque Off (STO)
IEC 61800-5-2
Stop Category 0
IEC 60204-1
6.5 Safety Performance
ISO 13849-1
Category
Cat 3
Diagnostic coverage
DC: 90% (Medium)
Mean time to dangerous failure
MTTFd: 14000 years (high)
Performance level
PL d
IEC 61508/IEC 62061
Safety integrity level
SIL2, SIL CL2
Probability of dangerous failure per hour
PFH: 1E-10/h; 1E-8/h for specific variants (High Demand Mode)
(1)
,
(2)
Probability of dangerous failure on demand
PFD: 1E-10; 1E-4 for specific variants (Low Demand Mode)
(1)
,
(2)
Hardware fault tolerance
HFT: 0 (1oo1)
Proof test interval T1
20 years
Mission time TM
20 years
Reaction time
Input to output response time
Maximum 20 ms, 60 ms for specific variants
(1)
,
(2)
1
VLT® HVAC Drive FC 102, VLT® Refrigeration Drive FC 103, VLT® AQUA Drive FC 202, and VLT® AutomationDrive FC 302 high-power drives, enclo-
sure size F:
400 V: 450/500 kW (600/650 hp)–800/1000 kW (1075/1350 hp) (High Overload/Normal Overload).
690 V: 630/710 kW (850/950 hp) – 1800/2000 kW (2400/2700 hp) (High Overload/Normal Overload).
2
VLT® Parallel Drive Modules:
400 V: 250/315 kW (350/450 hp) – 800/1000 kW (1200/1350 hp) (High Overload/Normal Overload).
690 V: 315/400 kW (350/400 hp) – 1000/1200 kW (1150/1350 hp) (High Overload/Normal Overload).
AQ313340186453en-00101 / 130R0544 | 21Danfoss A/S © 2021.03
STO Technical Data
Safe Torque Off
Operating Guide

Danfoss VLT FC Series Specifications

General

Category	DC Drives
Series	VLT FC Series
Output Voltage	0-100% of input voltage
Protection Features	Overvoltage, Undervoltage, Overcurrent, Short circuit, Overtemperature, Motor overload
Communication Interfaces	CANopen, PROFIBUS, Ethernet
Cooling Method	liquid-cooled
Enclosure Rating	IP20, IP21, IP55
Ambient Temperature	-10°C to +40°C (14°F to 104°F) without derating