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BS ISO 7176-14:2022 – TC

BS ISO 7176-14:2022 – TC

$280.87

Tracked Changes. Wheelchairs – Power and control systems for electrically powered wheelchairs and scooters. Requirements and test methods

Published By Publication Date Number of Pages
BSI 2022 162
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PDF Catalog

PDF Pages PDF Title
88 undefined
95 Foreword
96 Introduction
97 1 Scope
2 Normative references
98 3 Terms and definitions
101 4 Apparatus
105 5 Preparation of test wheelchair
5.1 Wheelchair set-up
5.2 Loading the wheelchair
5.3 Wheelchair attributes
5.4 Wheelchair documentation
106 5.5 Preparation records
6 Guidance for tests
6.1 Test order
6.2 Batteries
6.3 Test conditions
7 Single fault safety
7.1 Single fault conditions
7.1.1 General
7.1.2 Requirements
107 7.2 Controller command signal processing failure
7.2.1 General
7.2.2 Requirements
7.2.3 Test method
110 7.3 Controller output device failure
7.3.1 General
7.3.2 Requirements
7.3.3 Test method
113 7.4 Ability to stop when power is removed
7.4.1 General
7.4.2 Requirements
7.4.3 Test method
114 8 Design
8.1 On/off switch
8.1.1 Requirements
8.1.2 Test method
115 8.2 Current consumption while switched off
8.2.1 General
8.2.2 Requirement
8.2.3 Test method
8.3 Control signal at switch on
8.3.1 Requirement
8.3.2 Test method
116 8.4 Safe operation as the battery set becomes depleted
8.4.1 General
8.4.2 Requirements
8.4.3 Test method
118 8.5 Over-discharge protection
8.5.1 Requirement
8.5.2 Test method
119 8.6 Controller over-voltage protection
8.6.1 General
8.6.2 Requirements
8.6.3 Test method
8.7 Switch-off while driving
8.7.1 General
8.7.2 Requirements
120 8.7.3 Test method
8.8 Measuring devices
8.8.1 General
8.8.2 Battery gauge
121 8.9 Drive inhibit during charging
8.9.1 General
8.9.2 Requirement
8.9.3 Test method
8.10 Charging connection voltage drop
8.10.1 General
8.10.2 Requirements
122 8.10.3 Test method
8.11 Non-powered mobility
8.11.1 General
8.11.2 Requirements
123 8.11.3 Brake release
8.11.4 Test method
124 8.12 Brakes
8.12.1 General
8.12.2 Requirement
125 8.13 Battery enclosures
8.13.1 Requirements
8.13.2 Test method
8.14 Symbols
8.15 Safety of moving parts
8.15.1 General
126 8.15.2 Requirements
8.16 Software faults
8.16.1 General
8.16.2 Requirements
8.17 Use in combination with other devices
127 8.18 Wireless technology
8.18.1 General
8.18.2 Wireless technology related labelling
8.18.3 Risk assessment
128 8.18.4 Wireless coexistence testing and verification
8.19 Maintenance and evaluation
9 Protection against electric shock, burns, fire and explosion
9.1 Electrical Isolation of a wheelchair frame
9.1.1 General
129 9.1.2 Requirements
9.1.3 Test method
9.2 Protection from non-insulated electrical parts
9.2.1 General
9.2.2 Requirement
130 9.2.3 Test method
9.3 Circuit protection
9.3.1 General
9.3.2 Requirements
131 9.3.3 Test methods
135 9.4 Stalled condition protection
9.4.1 General
9.4.2 Requirements
136 9.4.3 Test method
137 9.5 Maximum thermal drive test
9.5.1 General
9.5.2 Test method
139 9.6 Surface temperatures
9.7 Isolation of battery system
9.7.1 General
140 9.7.2 Requirement
9.7.3 Isolate switch requirements
9.7.4 Implementation
141 9.7.5 Test Methods
9.8 Resistance to ignition
9.8.1 General
9.8.2 Requirements
10 Ergonomics
10.1 Operator interface
142 10.2 Operating forces
10.2.1 General
10.2.2 Requirements
10.2.3 Test method
144 10.3 Display position
10.4 On/off indicator
10.5 Connectors
10.6 Audible noise
10.6.1 General
10.6.2 Requirement
10.6.3 Test method
145 10.6.4 Ancillary equipment test
146 10.7 Acoustic warning device
10.7.1 General
10.7.2 Requirements
10.7.3 Test method
147 11 Durability
11.1 Control devices
11.1.1 General
11.1.2 Requirement
148 11.2 Switches
11.2.1 General
11.2.2 Durability requirements
11.2.3 Safety requirements
11.3 Connectors
11.3.1 General
11.3.2 Requirements
149 12 Electrical connections
12.1 Interchangeability
12.2 Wire routing
12.2.1 General
12.2.2 Requirements
12.2.3 Test method
12.3 Wire colours
150 12.4 Intermediate battery connection power drains
12.4.1 General
12.4.2 Requirements
12.4.3 Test method
13 Environmental
13.1 Substance/liquid ingress (in)
13.2 Leakage of substances (out)
13.3 Electromagnetic compatibility
13.4 Biocompatibility and toxicity
151 14 Misuse and abuse
14.1 Reversed polarity at the battery set
14.1.1 General
14.1.2 Requirements
14.1.3 Test method
14.2 Integrity of enclosures
14.2.1 General
152 14.2.2 Requirements
14.2.3 Test method
14.3 Protection against unauthorized access.
15 Information provided with the wheelchair related to control systems
15.1 General
153 15.2 Operator diagrams
15.3 Operation of wheelchair
154 15.4 Safety information provided to operators
15.5 Removable parts
16 Test report
155 17 Disclosure
156 Annex A (informative) Guidance on wheelchair wire sizing and protection
158 Annex B (informative) Guidance to estimate reverberation time for an acoustic area
159 Annex C (informative) Guidance for switch circuit design
161 Bibliography

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BS ISO 7176-14:2022 - TC
$280.87